Home / 10,242.90-15,341.67-5,857.56

Finding the Fourth Proportional to 10,242.90, 15,341.67 and 5,857.56

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Solution

The fourth proportional to 10,242.90, 15,341.67 and 5,857.56 is: 8,773.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,242.90 : 15,341.67 = 5,857.56 : x
  2. Step 2: Convert to fraction form
    10,242.90/15,341.67 = 5,857.56/x
  3. Step 3: Cross multiply
    10,242.90x = 15,341.67 × 5,857.56
  4. Step 4: Simplify right side
    10,242.90x = 89,864,752.53
  5. Step 5: Solve for x
    x = 89,864,752.53/10,242.90
  6. Step 6: Final answer
    x = 8,773.37

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1.5x scale

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.