Home / 5,312.01-7,974.17-2,851.64

Finding the Fourth Proportional to 5,312.01, 7,974.17 and 2,851.64

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Solution

The fourth proportional to 5,312.01, 7,974.17 and 2,851.64 is: 4,280.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312.01 : 7,974.17 = 2,851.64 : x
  2. Step 2: Convert to fraction form
    5,312.01/7,974.17 = 2,851.64/x
  3. Step 3: Cross multiply
    5,312.01x = 7,974.17 × 2,851.64
  4. Step 4: Simplify right side
    5,312.01x = 22,739,408.01
  5. Step 5: Solve for x
    x = 22,739,408.01/5,312.01
  6. Step 6: Final answer
    x = 4,280.75

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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.