Home / 6,364.08-9,545.58-1,981.13

Finding the Fourth Proportional to 6,364.08, 9,545.58 and 1,981.13

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Solution

The fourth proportional to 6,364.08, 9,545.58 and 1,981.13 is: 2,971.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,364.08 : 9,545.58 = 1,981.13 : x
  2. Step 2: Convert to fraction form
    6,364.08/9,545.58 = 1,981.13/x
  3. Step 3: Cross multiply
    6,364.08x = 9,545.58 × 1,981.13
  4. Step 4: Simplify right side
    6,364.08x = 18,910,987.18
  5. Step 5: Solve for x
    x = 18,910,987.18/6,364.08
  6. Step 6: Final answer
    x = 2,971.52

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Double scale
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Similar ratio
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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.