Home / 4,117-5,681.60-2,254.12

Finding the Fourth Proportional to 4,117, 5,681.60 and 2,254.12

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Solution

The fourth proportional to 4,117, 5,681.60 and 2,254.12 is: 3,110.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117 : 5,681.60 = 2,254.12 : x
  2. Step 2: Convert to fraction form
    4,117/5,681.60 = 2,254.12/x
  3. Step 3: Cross multiply
    4,117x = 5,681.60 × 2,254.12
  4. Step 4: Simplify right side
    4,117x = 12,807,008.19
  5. Step 5: Solve for x
    x = 12,807,008.19/4,117
  6. Step 6: Final answer
    x = 3,110.76

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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.