Home / 8,036.96-12,057.04-4,752.40

Finding the Fourth Proportional to 8,036.96, 12,057.04 and 4,752.40

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Solution

The fourth proportional to 8,036.96, 12,057.04 and 4,752.40 is: 7,129.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,036.96 : 12,057.04 = 4,752.40 : x
  2. Step 2: Convert to fraction form
    8,036.96/12,057.04 = 4,752.40/x
  3. Step 3: Cross multiply
    8,036.96x = 12,057.04 × 4,752.40
  4. Step 4: Simplify right side
    8,036.96x = 57,299,876.90
  5. Step 5: Solve for x
    x = 57,299,876.90/8,036.96
  6. Step 6: Final answer
    x = 7,129.55

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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.