Home / 10,489.10-14,474.43-5,773.55

Finding the Fourth Proportional to 10,489.10, 14,474.43 and 5,773.55

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Solution

The fourth proportional to 10,489.10, 14,474.43 and 5,773.55 is: 7,967.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,489.10 : 14,474.43 = 5,773.55 : x
  2. Step 2: Convert to fraction form
    10,489.10/14,474.43 = 5,773.55/x
  3. Step 3: Cross multiply
    10,489.10x = 14,474.43 × 5,773.55
  4. Step 4: Simplify right side
    10,489.10x = 83,568,772.95
  5. Step 5: Solve for x
    x = 83,568,772.95/10,489.10
  6. Step 6: Final answer
    x = 7,967.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.