Home / 8,928.59-13,394.07-3,005.91

Finding the Fourth Proportional to 8,928.59, 13,394.07 and 3,005.91

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Solution

The fourth proportional to 8,928.59, 13,394.07 and 3,005.91 is: 4,509.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928.59 : 13,394.07 = 3,005.91 : x
  2. Step 2: Convert to fraction form
    8,928.59/13,394.07 = 3,005.91/x
  3. Step 3: Cross multiply
    8,928.59x = 13,394.07 × 3,005.91
  4. Step 4: Simplify right side
    8,928.59x = 40,261,368.95
  5. Step 5: Solve for x
    x = 40,261,368.95/8,928.59
  6. Step 6: Final answer
    x = 4,509.27

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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.