Home / 5,048.53-7,572.72-1,761.62

Finding the Fourth Proportional to 5,048.53, 7,572.72 and 1,761.62

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Solution

The fourth proportional to 5,048.53, 7,572.72 and 1,761.62 is: 2,642.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.53 : 7,572.72 = 1,761.62 : x
  2. Step 2: Convert to fraction form
    5,048.53/7,572.72 = 1,761.62/x
  3. Step 3: Cross multiply
    5,048.53x = 7,572.72 × 1,761.62
  4. Step 4: Simplify right side
    5,048.53x = 13,340,223.75
  5. Step 5: Solve for x
    x = 13,340,223.75/5,048.53
  6. Step 6: Final answer
    x = 2,642.40

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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.