Home / 10,948.92-16,419.02-4,711.74

Finding the Fourth Proportional to 10,948.92, 16,419.02 and 4,711.74

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Solution

The fourth proportional to 10,948.92, 16,419.02 and 4,711.74 is: 7,065.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.92 : 16,419.02 = 4,711.74 : x
  2. Step 2: Convert to fraction form
    10,948.92/16,419.02 = 4,711.74/x
  3. Step 3: Cross multiply
    10,948.92x = 16,419.02 × 4,711.74
  4. Step 4: Simplify right side
    10,948.92x = 77,362,129.74
  5. Step 5: Solve for x
    x = 77,362,129.74/10,948.92
  6. Step 6: Final answer
    x = 7,065.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.