Home / 5,325.17-7,987.46-1,627.34

Finding the Fourth Proportional to 5,325.17, 7,987.46 and 1,627.34

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Solution

The fourth proportional to 5,325.17, 7,987.46 and 1,627.34 is: 2,440.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.17 : 7,987.46 = 1,627.34 : x
  2. Step 2: Convert to fraction form
    5,325.17/7,987.46 = 1,627.34/x
  3. Step 3: Cross multiply
    5,325.17x = 7,987.46 × 1,627.34
  4. Step 4: Simplify right side
    5,325.17x = 12,998,265.08
  5. Step 5: Solve for x
    x = 12,998,265.08/5,325.17
  6. Step 6: Final answer
    x = 2,440.91

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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.