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Finding the Fourth Proportional to 1,747.68, 2,619.90 and 592.62

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Solution

The fourth proportional to 1,747.68, 2,619.90 and 592.62 is: 888.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.68 : 2,619.90 = 592.62 : x
  2. Step 2: Convert to fraction form
    1,747.68/2,619.90 = 592.62/x
  3. Step 3: Cross multiply
    1,747.68x = 2,619.90 × 592.62
  4. Step 4: Simplify right side
    1,747.68x = 1,552,605.14
  5. Step 5: Solve for x
    x = 1,552,605.14/1,747.68
  6. Step 6: Final answer
    x = 888.38

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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.