Home / 9,058.50-13,589.70-2,818.38

Finding the Fourth Proportional to 9,058.50, 13,589.70 and 2,818.38

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Solution

The fourth proportional to 9,058.50, 13,589.70 and 2,818.38 is: 4,228.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,058.50 : 13,589.70 = 2,818.38 : x
  2. Step 2: Convert to fraction form
    9,058.50/13,589.70 = 2,818.38/x
  3. Step 3: Cross multiply
    9,058.50x = 13,589.70 × 2,818.38
  4. Step 4: Simplify right side
    9,058.50x = 38,300,938.69
  5. Step 5: Solve for x
    x = 38,300,938.69/9,058.50
  6. Step 6: Final answer
    x = 4,228.18

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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.