Home / 2,901.12-4,341.28-2,512.45

Finding the Fourth Proportional to 2,901.12, 4,341.28 and 2,512.45

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Solution

The fourth proportional to 2,901.12, 4,341.28 and 2,512.45 is: 3,759.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.12 : 4,341.28 = 2,512.45 : x
  2. Step 2: Convert to fraction form
    2,901.12/4,341.28 = 2,512.45/x
  3. Step 3: Cross multiply
    2,901.12x = 4,341.28 × 2,512.45
  4. Step 4: Simplify right side
    2,901.12x = 10,907,252.79
  5. Step 5: Solve for x
    x = 10,907,252.79/2,901.12
  6. Step 6: Final answer
    x = 3,759.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.