Home / 8,290.04-11,435.28-6,049.20

Finding the Fourth Proportional to 8,290.04, 11,435.28 and 6,049.20

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Solution

The fourth proportional to 8,290.04, 11,435.28 and 6,049.20 is: 8,344.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290.04 : 11,435.28 = 6,049.20 : x
  2. Step 2: Convert to fraction form
    8,290.04/11,435.28 = 6,049.20/x
  3. Step 3: Cross multiply
    8,290.04x = 11,435.28 × 6,049.20
  4. Step 4: Simplify right side
    8,290.04x = 69,174,295.78
  5. Step 5: Solve for x
    x = 69,174,295.78/8,290.04
  6. Step 6: Final answer
    x = 8,344.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.