Home / 7,134.30-10,701.45-4,169.70

Finding the Fourth Proportional to 7,134.30, 10,701.45 and 4,169.70

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Solution

The fourth proportional to 7,134.30, 10,701.45 and 4,169.70 is: 6,254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134.30 : 10,701.45 = 4,169.70 : x
  2. Step 2: Convert to fraction form
    7,134.30/10,701.45 = 4,169.70/x
  3. Step 3: Cross multiply
    7,134.30x = 10,701.45 × 4,169.70
  4. Step 4: Simplify right side
    7,134.30x = 44,621,836.07
  5. Step 5: Solve for x
    x = 44,621,836.07/7,134.30
  6. Step 6: Final answer
    x = 6,254.55

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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.