Home / 10,455.67-14,422.25-6,203.72

Finding the Fourth Proportional to 10,455.67, 14,422.25 and 6,203.72

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Solution

The fourth proportional to 10,455.67, 14,422.25 and 6,203.72 is: 8,557.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,455.67 : 14,422.25 = 6,203.72 : x
  2. Step 2: Convert to fraction form
    10,455.67/14,422.25 = 6,203.72/x
  3. Step 3: Cross multiply
    10,455.67x = 14,422.25 × 6,203.72
  4. Step 4: Simplify right side
    10,455.67x = 89,471,652.33
  5. Step 5: Solve for x
    x = 89,471,652.33/10,455.67
  6. Step 6: Final answer
    x = 8,557.24

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Half scale
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Double scale
Find fourth proportional to 10,456.67, 14,423.63 and 6,204.72
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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.