Home / 11,096.88-15,307.02-7,318.70

Finding the Fourth Proportional to 11,096.88, 15,307.02 and 7,318.70

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Solution

The fourth proportional to 11,096.88, 15,307.02 and 7,318.70 is: 10,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,096.88 : 15,307.02 = 7,318.70 : x
  2. Step 2: Convert to fraction form
    11,096.88/15,307.02 = 7,318.70/x
  3. Step 3: Cross multiply
    11,096.88x = 15,307.02 × 7,318.70
  4. Step 4: Simplify right side
    11,096.88x = 112,027,488.95
  5. Step 5: Solve for x
    x = 112,027,488.95/11,096.88
  6. Step 6: Final answer
    x = 10,095.40

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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.