Home / 7,543.82-11,305.38-5,693.42

Finding the Fourth Proportional to 7,543.82, 11,305.38 and 5,693.42

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Solution

The fourth proportional to 7,543.82, 11,305.38 and 5,693.42 is: 8,532.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,543.82 : 11,305.38 = 5,693.42 : x
  2. Step 2: Convert to fraction form
    7,543.82/11,305.38 = 5,693.42/x
  3. Step 3: Cross multiply
    7,543.82x = 11,305.38 × 5,693.42
  4. Step 4: Simplify right side
    7,543.82x = 64,366,276.60
  5. Step 5: Solve for x
    x = 64,366,276.60/7,543.82
  6. Step 6: Final answer
    x = 8,532.32

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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.