Home / 11,282.32-15,564.84-7,557.52

Finding the Fourth Proportional to 11,282.32, 15,564.84 and 7,557.52

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Solution

The fourth proportional to 11,282.32, 15,564.84 and 7,557.52 is: 10,426.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.32 : 15,564.84 = 7,557.52 : x
  2. Step 2: Convert to fraction form
    11,282.32/15,564.84 = 7,557.52/x
  3. Step 3: Cross multiply
    11,282.32x = 15,564.84 × 7,557.52
  4. Step 4: Simplify right side
    11,282.32x = 117,631,589.60
  5. Step 5: Solve for x
    x = 117,631,589.60/11,282.32
  6. Step 6: Final answer
    x = 10,426.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.