Home / 9,288.10-12,825.03-6,103.90

Finding the Fourth Proportional to 9,288.10, 12,825.03 and 6,103.90

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Solution

The fourth proportional to 9,288.10, 12,825.03 and 6,103.90 is: 8,428.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.10 : 12,825.03 = 6,103.90 : x
  2. Step 2: Convert to fraction form
    9,288.10/12,825.03 = 6,103.90/x
  3. Step 3: Cross multiply
    9,288.10x = 12,825.03 × 6,103.90
  4. Step 4: Simplify right side
    9,288.10x = 78,282,700.62
  5. Step 5: Solve for x
    x = 78,282,700.62/9,288.10
  6. Step 6: Final answer
    x = 8,428.28

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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.