Home / 6,545.20-9,819.54-2,385.58

Finding the Fourth Proportional to 6,545.20, 9,819.54 and 2,385.58

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Solution

The fourth proportional to 6,545.20, 9,819.54 and 2,385.58 is: 3,579.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.20 : 9,819.54 = 2,385.58 : x
  2. Step 2: Convert to fraction form
    6,545.20/9,819.54 = 2,385.58/x
  3. Step 3: Cross multiply
    6,545.20x = 9,819.54 × 2,385.58
  4. Step 4: Simplify right side
    6,545.20x = 23,425,298.23
  5. Step 5: Solve for x
    x = 23,425,298.23/6,545.20
  6. Step 6: Final answer
    x = 3,579.00

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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.