Home / 8,904.35-13,352.43-5,008.76

Finding the Fourth Proportional to 8,904.35, 13,352.43 and 5,008.76

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Solution

The fourth proportional to 8,904.35, 13,352.43 and 5,008.76 is: 7,510.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904.35 : 13,352.43 = 5,008.76 : x
  2. Step 2: Convert to fraction form
    8,904.35/13,352.43 = 5,008.76/x
  3. Step 3: Cross multiply
    8,904.35x = 13,352.43 × 5,008.76
  4. Step 4: Simplify right side
    8,904.35x = 66,879,081.81
  5. Step 5: Solve for x
    x = 66,879,081.81/8,904.35
  6. Step 6: Final answer
    x = 7,510.83

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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.