Home / 8,964.19-13,430.91-5,014.61

Finding the Fourth Proportional to 8,964.19, 13,430.91 and 5,014.61

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Solution

The fourth proportional to 8,964.19, 13,430.91 and 5,014.61 is: 7,513.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964.19 : 13,430.91 = 5,014.61 : x
  2. Step 2: Convert to fraction form
    8,964.19/13,430.91 = 5,014.61/x
  3. Step 3: Cross multiply
    8,964.19x = 13,430.91 × 5,014.61
  4. Step 4: Simplify right side
    8,964.19x = 67,350,777.61
  5. Step 5: Solve for x
    x = 67,350,777.61/8,964.19
  6. Step 6: Final answer
    x = 7,513.31

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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.