Home / 9,311.04-13,966.56-2,385

Finding the Fourth Proportional to 9,311.04, 13,966.56 and 2,385

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Solution

The fourth proportional to 9,311.04, 13,966.56 and 2,385 is: 3,577.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,311.04 : 13,966.56 = 2,385 : x
  2. Step 2: Convert to fraction form
    9,311.04/13,966.56 = 2,385/x
  3. Step 3: Cross multiply
    9,311.04x = 13,966.56 × 2,385
  4. Step 4: Simplify right side
    9,311.04x = 33,310,245.60
  5. Step 5: Solve for x
    x = 33,310,245.60/9,311.04
  6. Step 6: Final answer
    x = 3,577.50

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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.