Home / 8,904.70-13,357.86-3,061.36

Finding the Fourth Proportional to 8,904.70, 13,357.86 and 3,061.36

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Solution

The fourth proportional to 8,904.70, 13,357.86 and 3,061.36 is: 4,592.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904.70 : 13,357.86 = 3,061.36 : x
  2. Step 2: Convert to fraction form
    8,904.70/13,357.86 = 3,061.36/x
  3. Step 3: Cross multiply
    8,904.70x = 13,357.86 × 3,061.36
  4. Step 4: Simplify right side
    8,904.70x = 40,893,218.29
  5. Step 5: Solve for x
    x = 40,893,218.29/8,904.70
  6. Step 6: Final answer
    x = 4,592.32

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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.