Home / 7,613.25-10,500.34-4,888.05

Finding the Fourth Proportional to 7,613.25, 10,500.34 and 4,888.05

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Solution

The fourth proportional to 7,613.25, 10,500.34 and 4,888.05 is: 6,741.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.25 : 10,500.34 = 4,888.05 : x
  2. Step 2: Convert to fraction form
    7,613.25/10,500.34 = 4,888.05/x
  3. Step 3: Cross multiply
    7,613.25x = 10,500.34 × 4,888.05
  4. Step 4: Simplify right side
    7,613.25x = 51,326,186.94
  5. Step 5: Solve for x
    x = 51,326,186.94/7,613.25
  6. Step 6: Final answer
    x = 6,741.69

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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.