Home / 7,737.13-11,607.45-2,543.05

Finding the Fourth Proportional to 7,737.13, 11,607.45 and 2,543.05

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Solution

The fourth proportional to 7,737.13, 11,607.45 and 2,543.05 is: 3,815.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737.13 : 11,607.45 = 2,543.05 : x
  2. Step 2: Convert to fraction form
    7,737.13/11,607.45 = 2,543.05/x
  3. Step 3: Cross multiply
    7,737.13x = 11,607.45 × 2,543.05
  4. Step 4: Simplify right side
    7,737.13x = 29,518,325.72
  5. Step 5: Solve for x
    x = 29,518,325.72/7,737.13
  6. Step 6: Final answer
    x = 3,815.15

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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.