Home / 10,366.78-14,306.16-5,651.08

Finding the Fourth Proportional to 10,366.78, 14,306.16 and 5,651.08

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Solution

The fourth proportional to 10,366.78, 14,306.16 and 5,651.08 is: 7,798.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.78 : 14,306.16 = 5,651.08 : x
  2. Step 2: Convert to fraction form
    10,366.78/14,306.16 = 5,651.08/x
  3. Step 3: Cross multiply
    10,366.78x = 14,306.16 × 5,651.08
  4. Step 4: Simplify right side
    10,366.78x = 80,845,254.65
  5. Step 5: Solve for x
    x = 80,845,254.65/10,366.78
  6. Step 6: Final answer
    x = 7,798.49

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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.