Home / 5,627.55-8,442.72-1,731.84

Finding the Fourth Proportional to 5,627.55, 8,442.72 and 1,731.84

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Solution

The fourth proportional to 5,627.55, 8,442.72 and 1,731.84 is: 2,598.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.55 : 8,442.72 = 1,731.84 : x
  2. Step 2: Convert to fraction form
    5,627.55/8,442.72 = 1,731.84/x
  3. Step 3: Cross multiply
    5,627.55x = 8,442.72 × 1,731.84
  4. Step 4: Simplify right side
    5,627.55x = 14,621,440.20
  5. Step 5: Solve for x
    x = 14,621,440.20/5,627.55
  6. Step 6: Final answer
    x = 2,598.19

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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.