Home / 2,510.89-3,463.43-1,979.19

Finding the Fourth Proportional to 2,510.89, 3,463.43 and 1,979.19

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Solution

The fourth proportional to 2,510.89, 3,463.43 and 1,979.19 is: 2,730.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,510.89 : 3,463.43 = 1,979.19 : x
  2. Step 2: Convert to fraction form
    2,510.89/3,463.43 = 1,979.19/x
  3. Step 3: Cross multiply
    2,510.89x = 3,463.43 × 1,979.19
  4. Step 4: Simplify right side
    2,510.89x = 6,854,776.13
  5. Step 5: Solve for x
    x = 6,854,776.13/2,510.89
  6. Step 6: Final answer
    x = 2,730.02

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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.