Home / 9,938.70-14,910.48-5,559.23

Finding the Fourth Proportional to 9,938.70, 14,910.48 and 5,559.23

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Solution

The fourth proportional to 9,938.70, 14,910.48 and 5,559.23 is: 8,340.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938.70 : 14,910.48 = 5,559.23 : x
  2. Step 2: Convert to fraction form
    9,938.70/14,910.48 = 5,559.23/x
  3. Step 3: Cross multiply
    9,938.70x = 14,910.48 × 5,559.23
  4. Step 4: Simplify right side
    9,938.70x = 82,890,825.01
  5. Step 5: Solve for x
    x = 82,890,825.01/9,938.70
  6. Step 6: Final answer
    x = 8,340.21

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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.