Home / 2,589.22-3,574.31-1,526.63

Finding the Fourth Proportional to 2,589.22, 3,574.31 and 1,526.63

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Solution

The fourth proportional to 2,589.22, 3,574.31 and 1,526.63 is: 2,107.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589.22 : 3,574.31 = 1,526.63 : x
  2. Step 2: Convert to fraction form
    2,589.22/3,574.31 = 1,526.63/x
  3. Step 3: Cross multiply
    2,589.22x = 3,574.31 × 1,526.63
  4. Step 4: Simplify right side
    2,589.22x = 5,456,646.97
  5. Step 5: Solve for x
    x = 5,456,646.97/2,589.22
  6. Step 6: Final answer
    x = 2,107.45

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1.5x scale

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.