Home / 10,715.59-16,075.95-4,472.13

Finding the Fourth Proportional to 10,715.59, 16,075.95 and 4,472.13

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Solution

The fourth proportional to 10,715.59, 16,075.95 and 4,472.13 is: 6,709.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,715.59 : 16,075.95 = 4,472.13 : x
  2. Step 2: Convert to fraction form
    10,715.59/16,075.95 = 4,472.13/x
  3. Step 3: Cross multiply
    10,715.59x = 16,075.95 × 4,472.13
  4. Step 4: Simplify right side
    10,715.59x = 71,893,686.90
  5. Step 5: Solve for x
    x = 71,893,686.90/10,715.59
  6. Step 6: Final answer
    x = 6,709.26

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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.