Home / 3,510.25-4,844.15-1,938.34

Finding the Fourth Proportional to 3,510.25, 4,844.15 and 1,938.34

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Solution

The fourth proportional to 3,510.25, 4,844.15 and 1,938.34 is: 2,674.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.25 : 4,844.15 = 1,938.34 : x
  2. Step 2: Convert to fraction form
    3,510.25/4,844.15 = 1,938.34/x
  3. Step 3: Cross multiply
    3,510.25x = 4,844.15 × 1,938.34
  4. Step 4: Simplify right side
    3,510.25x = 9,389,609.71
  5. Step 5: Solve for x
    x = 9,389,609.71/3,510.25
  6. Step 6: Final answer
    x = 2,674.91

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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.