Home / 11,290.32-16,937.08-4,715.01

Finding the Fourth Proportional to 11,290.32, 16,937.08 and 4,715.01

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Solution

The fourth proportional to 11,290.32, 16,937.08 and 4,715.01 is: 7,073.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290.32 : 16,937.08 = 4,715.01 : x
  2. Step 2: Convert to fraction form
    11,290.32/16,937.08 = 4,715.01/x
  3. Step 3: Cross multiply
    11,290.32x = 16,937.08 × 4,715.01
  4. Step 4: Simplify right side
    11,290.32x = 79,858,489.78
  5. Step 5: Solve for x
    x = 79,858,489.78/11,290.32
  6. Step 6: Final answer
    x = 7,073.18

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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.