Home / 5,053.44-7,581.24-1,543.32

Finding the Fourth Proportional to 5,053.44, 7,581.24 and 1,543.32

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Solution

The fourth proportional to 5,053.44, 7,581.24 and 1,543.32 is: 2,315.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.44 : 7,581.24 = 1,543.32 : x
  2. Step 2: Convert to fraction form
    5,053.44/7,581.24 = 1,543.32/x
  3. Step 3: Cross multiply
    5,053.44x = 7,581.24 × 1,543.32
  4. Step 4: Simplify right side
    5,053.44x = 11,700,279.32
  5. Step 5: Solve for x
    x = 11,700,279.32/5,053.44
  6. Step 6: Final answer
    x = 2,315.31

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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.