Home / 7,613.43-10,505.19-4,255.17

Finding the Fourth Proportional to 7,613.43, 10,505.19 and 4,255.17

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Solution

The fourth proportional to 7,613.43, 10,505.19 and 4,255.17 is: 5,871.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.43 : 10,505.19 = 4,255.17 : x
  2. Step 2: Convert to fraction form
    7,613.43/10,505.19 = 4,255.17/x
  3. Step 3: Cross multiply
    7,613.43x = 10,505.19 × 4,255.17
  4. Step 4: Simplify right side
    7,613.43x = 44,701,369.33
  5. Step 5: Solve for x
    x = 44,701,369.33/7,613.43
  6. Step 6: Final answer
    x = 5,871.38

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Half scale
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Double scale
Find fourth proportional to 7,614.43, 10,506.57 and 4,256.17
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.