Home / 8,349.14-12,523.70-2,505.76

Finding the Fourth Proportional to 8,349.14, 12,523.70 and 2,505.76

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Solution

The fourth proportional to 8,349.14, 12,523.70 and 2,505.76 is: 3,758.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,349.14 : 12,523.70 = 2,505.76 : x
  2. Step 2: Convert to fraction form
    8,349.14/12,523.70 = 2,505.76/x
  3. Step 3: Cross multiply
    8,349.14x = 12,523.70 × 2,505.76
  4. Step 4: Simplify right side
    8,349.14x = 31,381,386.51
  5. Step 5: Solve for x
    x = 31,381,386.51/8,349.14
  6. Step 6: Final answer
    x = 3,758.64

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Half scale
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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.