Home / 7,613.76-10,506.24-4,470.72

Finding the Fourth Proportional to 7,613.76, 10,506.24 and 4,470.72

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Solution

The fourth proportional to 7,613.76, 10,506.24 and 4,470.72 is: 6,169.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.76 : 10,506.24 = 4,470.72 : x
  2. Step 2: Convert to fraction form
    7,613.76/10,506.24 = 4,470.72/x
  3. Step 3: Cross multiply
    7,613.76x = 10,506.24 × 4,470.72
  4. Step 4: Simplify right side
    7,613.76x = 46,970,457.29
  5. Step 5: Solve for x
    x = 46,970,457.29/7,613.76
  6. Step 6: Final answer
    x = 6,169.15

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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.