Home / 7,134.89-10,700.64-2,204.55

Finding the Fourth Proportional to 7,134.89, 10,700.64 and 2,204.55

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Solution

The fourth proportional to 7,134.89, 10,700.64 and 2,204.55 is: 3,306.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134.89 : 10,700.64 = 2,204.55 : x
  2. Step 2: Convert to fraction form
    7,134.89/10,700.64 = 2,204.55/x
  3. Step 3: Cross multiply
    7,134.89x = 10,700.64 × 2,204.55
  4. Step 4: Simplify right side
    7,134.89x = 23,590,095.91
  5. Step 5: Solve for x
    x = 23,590,095.91/7,134.89
  6. Step 6: Final answer
    x = 3,306.30

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1.5x scale

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.