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Finding the Fourth Proportional to 6,624.77, 9,937.11 and 1,694.40

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Solution

The fourth proportional to 6,624.77, 9,937.11 and 1,694.40 is: 2,541.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,624.77 : 9,937.11 = 1,694.40 : x
  2. Step 2: Convert to fraction form
    6,624.77/9,937.11 = 1,694.40/x
  3. Step 3: Cross multiply
    6,624.77x = 9,937.11 × 1,694.40
  4. Step 4: Simplify right side
    6,624.77x = 16,837,439.18
  5. Step 5: Solve for x
    x = 16,837,439.18/6,624.77
  6. Step 6: Final answer
    x = 2,541.59

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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.