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Finding the Fourth Proportional to 2,393.59, 3,590.30 and 662.17

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Solution

The fourth proportional to 2,393.59, 3,590.30 and 662.17 is: 993.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,393.59 : 3,590.30 = 662.17 : x
  2. Step 2: Convert to fraction form
    2,393.59/3,590.30 = 662.17/x
  3. Step 3: Cross multiply
    2,393.59x = 3,590.30 × 662.17
  4. Step 4: Simplify right side
    2,393.59x = 2,377,385.64
  5. Step 5: Solve for x
    x = 2,377,385.64/2,393.59
  6. Step 6: Final answer
    x = 993.23

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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.