Home / 5,344.90-8,001.15-4,761.70

Finding the Fourth Proportional to 5,344.90, 8,001.15 and 4,761.70

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Solution

The fourth proportional to 5,344.90, 8,001.15 and 4,761.70 is: 7,128.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.90 : 8,001.15 = 4,761.70 : x
  2. Step 2: Convert to fraction form
    5,344.90/8,001.15 = 4,761.70/x
  3. Step 3: Cross multiply
    5,344.90x = 8,001.15 × 4,761.70
  4. Step 4: Simplify right side
    5,344.90x = 38,099,075.96
  5. Step 5: Solve for x
    x = 38,099,075.96/5,344.90
  6. Step 6: Final answer
    x = 7,128.12

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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.