Home / 9,513.20-14,269.80-3,357.20

Finding the Fourth Proportional to 9,513.20, 14,269.80 and 3,357.20

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Solution

The fourth proportional to 9,513.20, 14,269.80 and 3,357.20 is: 5,035.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513.20 : 14,269.80 = 3,357.20 : x
  2. Step 2: Convert to fraction form
    9,513.20/14,269.80 = 3,357.20/x
  3. Step 3: Cross multiply
    9,513.20x = 14,269.80 × 3,357.20
  4. Step 4: Simplify right side
    9,513.20x = 47,906,572.56
  5. Step 5: Solve for x
    x = 47,906,572.56/9,513.20
  6. Step 6: Final answer
    x = 5,035.80

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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.