Home / 11,278.54-15,565.35-6,562.54

Finding the Fourth Proportional to 11,278.54, 15,565.35 and 6,562.54

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Solution

The fourth proportional to 11,278.54, 15,565.35 and 6,562.54 is: 9,056.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,278.54 : 15,565.35 = 6,562.54 : x
  2. Step 2: Convert to fraction form
    11,278.54/15,565.35 = 6,562.54/x
  3. Step 3: Cross multiply
    11,278.54x = 15,565.35 × 6,562.54
  4. Step 4: Simplify right side
    11,278.54x = 102,148,231.99
  5. Step 5: Solve for x
    x = 102,148,231.99/11,278.54
  6. Step 6: Final answer
    x = 9,056.87

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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.