Home / 11,094.72-15,307.04-7,319.76

Finding the Fourth Proportional to 11,094.72, 15,307.04 and 7,319.76

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Solution

The fourth proportional to 11,094.72, 15,307.04 and 7,319.76 is: 10,098.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,094.72 : 15,307.04 = 7,319.76 : x
  2. Step 2: Convert to fraction form
    11,094.72/15,307.04 = 7,319.76/x
  3. Step 3: Cross multiply
    11,094.72x = 15,307.04 × 7,319.76
  4. Step 4: Simplify right side
    11,094.72x = 112,043,859.11
  5. Step 5: Solve for x
    x = 112,043,859.11/11,094.72
  6. Step 6: Final answer
    x = 10,098.85

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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.