Home / 10,660.53-14,712.54-6,123.85

Finding the Fourth Proportional to 10,660.53, 14,712.54 and 6,123.85

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Solution

The fourth proportional to 10,660.53, 14,712.54 and 6,123.85 is: 8,451.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660.53 : 14,712.54 = 6,123.85 : x
  2. Step 2: Convert to fraction form
    10,660.53/14,712.54 = 6,123.85/x
  3. Step 3: Cross multiply
    10,660.53x = 14,712.54 × 6,123.85
  4. Step 4: Simplify right side
    10,660.53x = 90,097,411.09
  5. Step 5: Solve for x
    x = 90,097,411.09/10,660.53
  6. Step 6: Final answer
    x = 8,451.50

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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.