Home / 10,264.23-15,381.45-5,580.27

Finding the Fourth Proportional to 10,264.23, 15,381.45 and 5,580.27

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Solution

The fourth proportional to 10,264.23, 15,381.45 and 5,580.27 is: 8,362.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,264.23 : 15,381.45 = 5,580.27 : x
  2. Step 2: Convert to fraction form
    10,264.23/15,381.45 = 5,580.27/x
  3. Step 3: Cross multiply
    10,264.23x = 15,381.45 × 5,580.27
  4. Step 4: Simplify right side
    10,264.23x = 85,832,643.99
  5. Step 5: Solve for x
    x = 85,832,643.99/10,264.23
  6. Step 6: Final answer
    x = 8,362.31

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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.