Home / 11,280.84-15,565.38-6,244.83

Finding the Fourth Proportional to 11,280.84, 15,565.38 and 6,244.83

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Solution

The fourth proportional to 11,280.84, 15,565.38 and 6,244.83 is: 8,616.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.84 : 15,565.38 = 6,244.83 : x
  2. Step 2: Convert to fraction form
    11,280.84/15,565.38 = 6,244.83/x
  3. Step 3: Cross multiply
    11,280.84x = 15,565.38 × 6,244.83
  4. Step 4: Simplify right side
    11,280.84x = 97,203,151.99
  5. Step 5: Solve for x
    x = 97,203,151.99/11,280.84
  6. Step 6: Final answer
    x = 8,616.66

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Half scale
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Double scale
Find fourth proportional to 11,281.84, 15,566.76 and 6,245.83
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.