Home / 11,152.92-16,732.85-6,715.47

Finding the Fourth Proportional to 11,152.92, 16,732.85 and 6,715.47

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Solution

The fourth proportional to 11,152.92, 16,732.85 and 6,715.47 is: 10,075.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,152.92 : 16,732.85 = 6,715.47 : x
  2. Step 2: Convert to fraction form
    11,152.92/16,732.85 = 6,715.47/x
  3. Step 3: Cross multiply
    11,152.92x = 16,732.85 × 6,715.47
  4. Step 4: Simplify right side
    11,152.92x = 112,368,918.61
  5. Step 5: Solve for x
    x = 112,368,918.61/11,152.92
  6. Step 6: Final answer
    x = 10,075.29

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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.