Home / 10,418.55-14,366.14-6,637.47

Finding the Fourth Proportional to 10,418.55, 14,366.14 and 6,637.47

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Solution

The fourth proportional to 10,418.55, 14,366.14 and 6,637.47 is: 9,152.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,418.55 : 14,366.14 = 6,637.47 : x
  2. Step 2: Convert to fraction form
    10,418.55/14,366.14 = 6,637.47/x
  3. Step 3: Cross multiply
    10,418.55x = 14,366.14 × 6,637.47
  4. Step 4: Simplify right side
    10,418.55x = 95,354,823.27
  5. Step 5: Solve for x
    x = 95,354,823.27/10,418.55
  6. Step 6: Final answer
    x = 9,152.41

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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.