Home / 2,901.60-4,331.16-2,493.36

Finding the Fourth Proportional to 2,901.60, 4,331.16 and 2,493.36

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Solution

The fourth proportional to 2,901.60, 4,331.16 and 2,493.36 is: 3,721.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.60 : 4,331.16 = 2,493.36 : x
  2. Step 2: Convert to fraction form
    2,901.60/4,331.16 = 2,493.36/x
  3. Step 3: Cross multiply
    2,901.60x = 4,331.16 × 2,493.36
  4. Step 4: Simplify right side
    2,901.60x = 10,799,141.10
  5. Step 5: Solve for x
    x = 10,799,141.10/2,901.60
  6. Step 6: Final answer
    x = 3,721.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.