Home / 7,586.20-11,373.90-2,904.40

Finding the Fourth Proportional to 7,586.20, 11,373.90 and 2,904.40

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Solution

The fourth proportional to 7,586.20, 11,373.90 and 2,904.40 is: 4,354.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,586.20 : 11,373.90 = 2,904.40 : x
  2. Step 2: Convert to fraction form
    7,586.20/11,373.90 = 2,904.40/x
  3. Step 3: Cross multiply
    7,586.20x = 11,373.90 × 2,904.40
  4. Step 4: Simplify right side
    7,586.20x = 33,034,355.16
  5. Step 5: Solve for x
    x = 33,034,355.16/7,586.20
  6. Step 6: Final answer
    x = 4,354.53

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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.