Home / 11,246.95-15,518.68-6,468.56

Finding the Fourth Proportional to 11,246.95, 15,518.68 and 6,468.56

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Solution

The fourth proportional to 11,246.95, 15,518.68 and 6,468.56 is: 8,925.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,246.95 : 15,518.68 = 6,468.56 : x
  2. Step 2: Convert to fraction form
    11,246.95/15,518.68 = 6,468.56/x
  3. Step 3: Cross multiply
    11,246.95x = 15,518.68 × 6,468.56
  4. Step 4: Simplify right side
    11,246.95x = 100,383,512.70
  5. Step 5: Solve for x
    x = 100,383,512.70/11,246.95
  6. Step 6: Final answer
    x = 8,925.40

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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.