Home / 10,312.24-15,454.38-4,753.36

Finding the Fourth Proportional to 10,312.24, 15,454.38 and 4,753.36

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Solution

The fourth proportional to 10,312.24, 15,454.38 and 4,753.36 is: 7,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,312.24 : 15,454.38 = 4,753.36 : x
  2. Step 2: Convert to fraction form
    10,312.24/15,454.38 = 4,753.36/x
  3. Step 3: Cross multiply
    10,312.24x = 15,454.38 × 4,753.36
  4. Step 4: Simplify right side
    10,312.24x = 73,460,231.72
  5. Step 5: Solve for x
    x = 73,460,231.72/10,312.24
  6. Step 6: Final answer
    x = 7,123.60

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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.