Home / 5,339.01-8,011.56-2,873.78

Finding the Fourth Proportional to 5,339.01, 8,011.56 and 2,873.78

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Solution

The fourth proportional to 5,339.01, 8,011.56 and 2,873.78 is: 4,312.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339.01 : 8,011.56 = 2,873.78 : x
  2. Step 2: Convert to fraction form
    5,339.01/8,011.56 = 2,873.78/x
  3. Step 3: Cross multiply
    5,339.01x = 8,011.56 × 2,873.78
  4. Step 4: Simplify right side
    5,339.01x = 23,023,445.49
  5. Step 5: Solve for x
    x = 23,023,445.49/5,339.01
  6. Step 6: Final answer
    x = 4,312.30

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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.