Home / 10,966.57-16,444.91-5,417.75

Finding the Fourth Proportional to 10,966.57, 16,444.91 and 5,417.75

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Solution

The fourth proportional to 10,966.57, 16,444.91 and 5,417.75 is: 8,124.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,966.57 : 16,444.91 = 5,417.75 : x
  2. Step 2: Convert to fraction form
    10,966.57/16,444.91 = 5,417.75/x
  3. Step 3: Cross multiply
    10,966.57x = 16,444.91 × 5,417.75
  4. Step 4: Simplify right side
    10,966.57x = 89,094,465.81
  5. Step 5: Solve for x
    x = 89,094,465.81/10,966.57
  6. Step 6: Final answer
    x = 8,124.19

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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.