Home / 2,168.15-3,252.60-707.04

Finding the Fourth Proportional to 2,168.15, 3,252.60 and 707.04

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Solution

The fourth proportional to 2,168.15, 3,252.60 and 707.04 is: 1,060.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168.15 : 3,252.60 = 707.04 : x
  2. Step 2: Convert to fraction form
    2,168.15/3,252.60 = 707.04/x
  3. Step 3: Cross multiply
    2,168.15x = 3,252.60 × 707.04
  4. Step 4: Simplify right side
    2,168.15x = 2,299,718.30
  5. Step 5: Solve for x
    x = 2,299,718.30/2,168.15
  6. Step 6: Final answer
    x = 1,060.68

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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.