Home / 5,613.03-8,420.49-2,326.05

Finding the Fourth Proportional to 5,613.03, 8,420.49 and 2,326.05

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Solution

The fourth proportional to 5,613.03, 8,420.49 and 2,326.05 is: 3,489.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613.03 : 8,420.49 = 2,326.05 : x
  2. Step 2: Convert to fraction form
    5,613.03/8,420.49 = 2,326.05/x
  3. Step 3: Cross multiply
    5,613.03x = 8,420.49 × 2,326.05
  4. Step 4: Simplify right side
    5,613.03x = 19,586,480.76
  5. Step 5: Solve for x
    x = 19,586,480.76/5,613.03
  6. Step 6: Final answer
    x = 3,489.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.