Home / 8,023.20-12,030.40-2,475.01

Finding the Fourth Proportional to 8,023.20, 12,030.40 and 2,475.01

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Solution

The fourth proportional to 8,023.20, 12,030.40 and 2,475.01 is: 3,711.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,023.20 : 12,030.40 = 2,475.01 : x
  2. Step 2: Convert to fraction form
    8,023.20/12,030.40 = 2,475.01/x
  3. Step 3: Cross multiply
    8,023.20x = 12,030.40 × 2,475.01
  4. Step 4: Simplify right side
    8,023.20x = 29,775,360.30
  5. Step 5: Solve for x
    x = 29,775,360.30/8,023.20
  6. Step 6: Final answer
    x = 3,711.16

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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.