Home / 8,324.37-11,487.72-4,547.64

Finding the Fourth Proportional to 8,324.37, 11,487.72 and 4,547.64

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Solution

The fourth proportional to 8,324.37, 11,487.72 and 4,547.64 is: 6,275.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,324.37 : 11,487.72 = 4,547.64 : x
  2. Step 2: Convert to fraction form
    8,324.37/11,487.72 = 4,547.64/x
  3. Step 3: Cross multiply
    8,324.37x = 11,487.72 × 4,547.64
  4. Step 4: Simplify right side
    8,324.37x = 52,242,014.98
  5. Step 5: Solve for x
    x = 52,242,014.98/8,324.37
  6. Step 6: Final answer
    x = 6,275.79

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.