Home / 10,886.04-16,331.22-5,038.92

Finding the Fourth Proportional to 10,886.04, 16,331.22 and 5,038.92

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Solution

The fourth proportional to 10,886.04, 16,331.22 and 5,038.92 is: 7,559.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,886.04 : 16,331.22 = 5,038.92 : x
  2. Step 2: Convert to fraction form
    10,886.04/16,331.22 = 5,038.92/x
  3. Step 3: Cross multiply
    10,886.04x = 16,331.22 × 5,038.92
  4. Step 4: Simplify right side
    10,886.04x = 82,291,711.08
  5. Step 5: Solve for x
    x = 82,291,711.08/10,886.04
  6. Step 6: Final answer
    x = 7,559.38

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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.