Home / 5,041.17-7,562.16-2,120.31

Finding the Fourth Proportional to 5,041.17, 7,562.16 and 2,120.31

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Solution

The fourth proportional to 5,041.17, 7,562.16 and 2,120.31 is: 3,180.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,041.17 : 7,562.16 = 2,120.31 : x
  2. Step 2: Convert to fraction form
    5,041.17/7,562.16 = 2,120.31/x
  3. Step 3: Cross multiply
    5,041.17x = 7,562.16 × 2,120.31
  4. Step 4: Simplify right side
    5,041.17x = 16,034,123.47
  5. Step 5: Solve for x
    x = 16,034,123.47/5,041.17
  6. Step 6: Final answer
    x = 3,180.64

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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.