Home / 8,928.99-13,394.52-3,386.48

Finding the Fourth Proportional to 8,928.99, 13,394.52 and 3,386.48

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Solution

The fourth proportional to 8,928.99, 13,394.52 and 3,386.48 is: 5,080.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928.99 : 13,394.52 = 3,386.48 : x
  2. Step 2: Convert to fraction form
    8,928.99/13,394.52 = 3,386.48/x
  3. Step 3: Cross multiply
    8,928.99x = 13,394.52 × 3,386.48
  4. Step 4: Simplify right side
    8,928.99x = 45,360,207.12
  5. Step 5: Solve for x
    x = 45,360,207.12/8,928.99
  6. Step 6: Final answer
    x = 5,080.11

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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.