Home / 2,359.28-3,540.31-899.66

Finding the Fourth Proportional to 2,359.28, 3,540.31 and 899.66

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Solution

The fourth proportional to 2,359.28, 3,540.31 and 899.66 is: 1,350.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,359.28 : 3,540.31 = 899.66 : x
  2. Step 2: Convert to fraction form
    2,359.28/3,540.31 = 899.66/x
  3. Step 3: Cross multiply
    2,359.28x = 3,540.31 × 899.66
  4. Step 4: Simplify right side
    2,359.28x = 3,185,075.29
  5. Step 5: Solve for x
    x = 3,185,075.29/2,359.28
  6. Step 6: Final answer
    x = 1,350.02

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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.