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Finding the Fourth Proportional to 6,948.71, 10,423.02 and 1,754.59

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Solution

The fourth proportional to 6,948.71, 10,423.02 and 1,754.59 is: 2,631.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,948.71 : 10,423.02 = 1,754.59 : x
  2. Step 2: Convert to fraction form
    6,948.71/10,423.02 = 1,754.59/x
  3. Step 3: Cross multiply
    6,948.71x = 10,423.02 × 1,754.59
  4. Step 4: Simplify right side
    6,948.71x = 18,288,126.66
  5. Step 5: Solve for x
    x = 18,288,126.66/6,948.71
  6. Step 6: Final answer
    x = 2,631.87

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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.