Home / 2,901.40-4,007.43-2,513.23

Finding the Fourth Proportional to 2,901.40, 4,007.43 and 2,513.23

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Solution

The fourth proportional to 2,901.40, 4,007.43 and 2,513.23 is: 3,471.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.40 : 4,007.43 = 2,513.23 : x
  2. Step 2: Convert to fraction form
    2,901.40/4,007.43 = 2,513.23/x
  3. Step 3: Cross multiply
    2,901.40x = 4,007.43 × 2,513.23
  4. Step 4: Simplify right side
    2,901.40x = 10,071,560.70
  5. Step 5: Solve for x
    x = 10,071,560.70/2,901.40
  6. Step 6: Final answer
    x = 3,471.28

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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.