Home / 11,349.98-15,663.72-6,314.19

Finding the Fourth Proportional to 11,349.98, 15,663.72 and 6,314.19

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Solution

The fourth proportional to 11,349.98, 15,663.72 and 6,314.19 is: 8,714.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,349.98 : 15,663.72 = 6,314.19 : x
  2. Step 2: Convert to fraction form
    11,349.98/15,663.72 = 6,314.19/x
  3. Step 3: Cross multiply
    11,349.98x = 15,663.72 × 6,314.19
  4. Step 4: Simplify right side
    11,349.98x = 98,903,704.19
  5. Step 5: Solve for x
    x = 98,903,704.19/11,349.98
  6. Step 6: Final answer
    x = 8,714.00

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Half scale
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Double scale
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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.