Home / 5,749-8,627.55-2,287.06

Finding the Fourth Proportional to 5,749, 8,627.55 and 2,287.06

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Solution

The fourth proportional to 5,749, 8,627.55 and 2,287.06 is: 3,432.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,749 : 8,627.55 = 2,287.06 : x
  2. Step 2: Convert to fraction form
    5,749/8,627.55 = 2,287.06/x
  3. Step 3: Cross multiply
    5,749x = 8,627.55 × 2,287.06
  4. Step 4: Simplify right side
    5,749x = 19,731,724.50
  5. Step 5: Solve for x
    x = 19,731,724.50/5,749
  6. Step 6: Final answer
    x = 3,432.20

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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.