Home / 9,938.42-14,898.36-3,360

Finding the Fourth Proportional to 9,938.42, 14,898.36 and 3,360

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Solution

The fourth proportional to 9,938.42, 14,898.36 and 3,360 is: 5,036.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.42 : 14,898.36 = 3,360 : x
  2. Step 2: Convert to fraction form
    9,938.42/14,898.36 = 3,360/x
  3. Step 3: Cross multiply
    9,938.42x = 14,898.36 × 3,360
  4. Step 4: Simplify right side
    9,938.42x = 50,058,472.80
  5. Step 5: Solve for x
    x = 50,058,472.80/9,938.42
  6. Step 6: Final answer
    x = 5,036.87

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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.