Home / 6,545.08-9,821.73-3,427.59

Finding the Fourth Proportional to 6,545.08, 9,821.73 and 3,427.59

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Solution

The fourth proportional to 6,545.08, 9,821.73 and 3,427.59 is: 5,143.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.08 : 9,821.73 = 3,427.59 : x
  2. Step 2: Convert to fraction form
    6,545.08/9,821.73 = 3,427.59/x
  3. Step 3: Cross multiply
    6,545.08x = 9,821.73 × 3,427.59
  4. Step 4: Simplify right side
    6,545.08x = 33,664,875.95
  5. Step 5: Solve for x
    x = 33,664,875.95/6,545.08
  6. Step 6: Final answer
    x = 5,143.54

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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.