Home / 5,627.08-8,440.64-1,731.46

Finding the Fourth Proportional to 5,627.08, 8,440.64 and 1,731.46

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Solution

The fourth proportional to 5,627.08, 8,440.64 and 1,731.46 is: 2,597.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627.08 : 8,440.64 = 1,731.46 : x
  2. Step 2: Convert to fraction form
    5,627.08/8,440.64 = 1,731.46/x
  3. Step 3: Cross multiply
    5,627.08x = 8,440.64 × 1,731.46
  4. Step 4: Simplify right side
    5,627.08x = 14,614,630.53
  5. Step 5: Solve for x
    x = 14,614,630.53/5,627.08
  6. Step 6: Final answer
    x = 2,597.20

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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.