Home / 10,370.06-15,557.04-5,687.50

Finding the Fourth Proportional to 10,370.06, 15,557.04 and 5,687.50

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Solution

The fourth proportional to 10,370.06, 15,557.04 and 5,687.50 is: 8,532.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.06 : 15,557.04 = 5,687.50 : x
  2. Step 2: Convert to fraction form
    10,370.06/15,557.04 = 5,687.50/x
  3. Step 3: Cross multiply
    10,370.06x = 15,557.04 × 5,687.50
  4. Step 4: Simplify right side
    10,370.06x = 88,480,665
  5. Step 5: Solve for x
    x = 88,480,665/10,370.06
  6. Step 6: Final answer
    x = 8,532.32

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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.