Home / 3,134.41-4,325.48-1,718.19

Finding the Fourth Proportional to 3,134.41, 4,325.48 and 1,718.19

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Solution

The fourth proportional to 3,134.41, 4,325.48 and 1,718.19 is: 2,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.41 : 4,325.48 = 1,718.19 : x
  2. Step 2: Convert to fraction form
    3,134.41/4,325.48 = 1,718.19/x
  3. Step 3: Cross multiply
    3,134.41x = 4,325.48 × 1,718.19
  4. Step 4: Simplify right side
    3,134.41x = 7,432,000.78
  5. Step 5: Solve for x
    x = 7,432,000.78/3,134.41
  6. Step 6: Final answer
    x = 2,371.10

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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.