Home / 4,090.30-5,642.10-2,496.19

Finding the Fourth Proportional to 4,090.30, 5,642.10 and 2,496.19

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Solution

The fourth proportional to 4,090.30, 5,642.10 and 2,496.19 is: 3,443.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.30 : 5,642.10 = 2,496.19 : x
  2. Step 2: Convert to fraction form
    4,090.30/5,642.10 = 2,496.19/x
  3. Step 3: Cross multiply
    4,090.30x = 5,642.10 × 2,496.19
  4. Step 4: Simplify right side
    4,090.30x = 14,083,753.60
  5. Step 5: Solve for x
    x = 14,083,753.60/4,090.30
  6. Step 6: Final answer
    x = 3,443.21

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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.