Home / 2,359.20-3,254.76-1,415.02

Finding the Fourth Proportional to 2,359.20, 3,254.76 and 1,415.02

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Solution

The fourth proportional to 2,359.20, 3,254.76 and 1,415.02 is: 1,952.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359.20 : 3,254.76 = 1,415.02 : x
  2. Step 2: Convert to fraction form
    2,359.20/3,254.76 = 1,415.02/x
  3. Step 3: Cross multiply
    2,359.20x = 3,254.76 × 1,415.02
  4. Step 4: Simplify right side
    2,359.20x = 4,605,544.48
  5. Step 5: Solve for x
    x = 4,605,544.48/2,359.20
  6. Step 6: Final answer
    x = 1,952.16

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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.