Home / 11,077.08-15,278.52-10,710.96

Finding the Fourth Proportional to 11,077.08, 15,278.52 and 10,710.96

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Solution

The fourth proportional to 11,077.08, 15,278.52 and 10,710.96 is: 14,773.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077.08 : 15,278.52 = 10,710.96 : x
  2. Step 2: Convert to fraction form
    11,077.08/15,278.52 = 10,710.96/x
  3. Step 3: Cross multiply
    11,077.08x = 15,278.52 × 10,710.96
  4. Step 4: Simplify right side
    11,077.08x = 163,647,616.58
  5. Step 5: Solve for x
    x = 163,647,616.58/11,077.08
  6. Step 6: Final answer
    x = 14,773.53

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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.