Home / 10,256.68-14,154.24-6,486.58

Finding the Fourth Proportional to 10,256.68, 14,154.24 and 6,486.58

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Solution

The fourth proportional to 10,256.68, 14,154.24 and 6,486.58 is: 8,951.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.68 : 14,154.24 = 6,486.58 : x
  2. Step 2: Convert to fraction form
    10,256.68/14,154.24 = 6,486.58/x
  3. Step 3: Cross multiply
    10,256.68x = 14,154.24 × 6,486.58
  4. Step 4: Simplify right side
    10,256.68x = 91,812,610.10
  5. Step 5: Solve for x
    x = 91,812,610.10/10,256.68
  6. Step 6: Final answer
    x = 8,951.49

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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.