Home / 5,053.20-7,579.80-4,251.30

Finding the Fourth Proportional to 5,053.20, 7,579.80 and 4,251.30

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Solution

The fourth proportional to 5,053.20, 7,579.80 and 4,251.30 is: 6,376.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.20 : 7,579.80 = 4,251.30 : x
  2. Step 2: Convert to fraction form
    5,053.20/7,579.80 = 4,251.30/x
  3. Step 3: Cross multiply
    5,053.20x = 7,579.80 × 4,251.30
  4. Step 4: Simplify right side
    5,053.20x = 32,224,003.74
  5. Step 5: Solve for x
    x = 32,224,003.74/5,053.20
  6. Step 6: Final answer
    x = 6,376.95

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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.