Home / 3,510.60-4,844.59-1,938.66

Finding the Fourth Proportional to 3,510.60, 4,844.59 and 1,938.66

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Solution

The fourth proportional to 3,510.60, 4,844.59 and 1,938.66 is: 2,675.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.60 : 4,844.59 = 1,938.66 : x
  2. Step 2: Convert to fraction form
    3,510.60/4,844.59 = 1,938.66/x
  3. Step 3: Cross multiply
    3,510.60x = 4,844.59 × 1,938.66
  4. Step 4: Simplify right side
    3,510.60x = 9,391,997.11
  5. Step 5: Solve for x
    x = 9,391,997.11/3,510.60
  6. Step 6: Final answer
    x = 2,675.33

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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.