Home / 7,634.04-11,451.19-5,543.90

Finding the Fourth Proportional to 7,634.04, 11,451.19 and 5,543.90

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Solution

The fourth proportional to 7,634.04, 11,451.19 and 5,543.90 is: 8,315.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634.04 : 11,451.19 = 5,543.90 : x
  2. Step 2: Convert to fraction form
    7,634.04/11,451.19 = 5,543.90/x
  3. Step 3: Cross multiply
    7,634.04x = 11,451.19 × 5,543.90
  4. Step 4: Simplify right side
    7,634.04x = 63,484,252.24
  5. Step 5: Solve for x
    x = 63,484,252.24/7,634.04
  6. Step 6: Final answer
    x = 8,315.94

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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.