Home / 10,377.38-14,326.08-7,037.84

Finding the Fourth Proportional to 10,377.38, 14,326.08 and 7,037.84

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Solution

The fourth proportional to 10,377.38, 14,326.08 and 7,037.84 is: 9,715.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.38 : 14,326.08 = 7,037.84 : x
  2. Step 2: Convert to fraction form
    10,377.38/14,326.08 = 7,037.84/x
  3. Step 3: Cross multiply
    10,377.38x = 14,326.08 × 7,037.84
  4. Step 4: Simplify right side
    10,377.38x = 100,824,658.87
  5. Step 5: Solve for x
    x = 100,824,658.87/10,377.38
  6. Step 6: Final answer
    x = 9,715.81

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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.