Home / 9,130.20-13,695.30-2,204.70

Finding the Fourth Proportional to 9,130.20, 13,695.30 and 2,204.70

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Solution

The fourth proportional to 9,130.20, 13,695.30 and 2,204.70 is: 3,307.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,130.20 : 13,695.30 = 2,204.70 : x
  2. Step 2: Convert to fraction form
    9,130.20/13,695.30 = 2,204.70/x
  3. Step 3: Cross multiply
    9,130.20x = 13,695.30 × 2,204.70
  4. Step 4: Simplify right side
    9,130.20x = 30,194,027.91
  5. Step 5: Solve for x
    x = 30,194,027.91/9,130.20
  6. Step 6: Final answer
    x = 3,307.05

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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.