Home / 2,901.20-4,352.43-953.36

Finding the Fourth Proportional to 2,901.20, 4,352.43 and 953.36

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Solution

The fourth proportional to 2,901.20, 4,352.43 and 953.36 is: 1,430.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.20 : 4,352.43 = 953.36 : x
  2. Step 2: Convert to fraction form
    2,901.20/4,352.43 = 953.36/x
  3. Step 3: Cross multiply
    2,901.20x = 4,352.43 × 953.36
  4. Step 4: Simplify right side
    2,901.20x = 4,149,432.66
  5. Step 5: Solve for x
    x = 4,149,432.66/2,901.20
  6. Step 6: Final answer
    x = 1,430.25

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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.