Home / 10,937.73-16,406.60-3,146.55

Finding the Fourth Proportional to 10,937.73, 16,406.60 and 3,146.55

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Solution

The fourth proportional to 10,937.73, 16,406.60 and 3,146.55 is: 4,719.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,937.73 : 16,406.60 = 3,146.55 : x
  2. Step 2: Convert to fraction form
    10,937.73/16,406.60 = 3,146.55/x
  3. Step 3: Cross multiply
    10,937.73x = 16,406.60 × 3,146.55
  4. Step 4: Simplify right side
    10,937.73x = 51,624,127.67
  5. Step 5: Solve for x
    x = 51,624,127.67/10,937.73
  6. Step 6: Final answer
    x = 4,719.82

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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.