Home / 2,438.16-3,657.48-707.04

Finding the Fourth Proportional to 2,438.16, 3,657.48 and 707.04

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Solution

The fourth proportional to 2,438.16, 3,657.48 and 707.04 is: 1,060.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438.16 : 3,657.48 = 707.04 : x
  2. Step 2: Convert to fraction form
    2,438.16/3,657.48 = 707.04/x
  3. Step 3: Cross multiply
    2,438.16x = 3,657.48 × 707.04
  4. Step 4: Simplify right side
    2,438.16x = 2,585,984.66
  5. Step 5: Solve for x
    x = 2,585,984.66/2,438.16
  6. Step 6: Final answer
    x = 1,060.63

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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.