Home / 2,290.16-3,432.90-1,058.48

Finding the Fourth Proportional to 2,290.16, 3,432.90 and 1,058.48

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Solution

The fourth proportional to 2,290.16, 3,432.90 and 1,058.48 is: 1,586.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290.16 : 3,432.90 = 1,058.48 : x
  2. Step 2: Convert to fraction form
    2,290.16/3,432.90 = 1,058.48/x
  3. Step 3: Cross multiply
    2,290.16x = 3,432.90 × 1,058.48
  4. Step 4: Simplify right side
    2,290.16x = 3,633,655.99
  5. Step 5: Solve for x
    x = 3,633,655.99/2,290.16
  6. Step 6: Final answer
    x = 1,586.64

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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.