Home / 9,288.28-13,932.51-7,436.98

Finding the Fourth Proportional to 9,288.28, 13,932.51 and 7,436.98

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Solution

The fourth proportional to 9,288.28, 13,932.51 and 7,436.98 is: 11,155.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.28 : 13,932.51 = 7,436.98 : x
  2. Step 2: Convert to fraction form
    9,288.28/13,932.51 = 7,436.98/x
  3. Step 3: Cross multiply
    9,288.28x = 13,932.51 × 7,436.98
  4. Step 4: Simplify right side
    9,288.28x = 103,615,798.22
  5. Step 5: Solve for x
    x = 103,615,798.22/9,288.28
  6. Step 6: Final answer
    x = 11,155.54

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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.