Home / 7,013.93-10,499.85-6,764.72

Finding the Fourth Proportional to 7,013.93, 10,499.85 and 6,764.72

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Solution

The fourth proportional to 7,013.93, 10,499.85 and 6,764.72 is: 10,126.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013.93 : 10,499.85 = 6,764.72 : x
  2. Step 2: Convert to fraction form
    7,013.93/10,499.85 = 6,764.72/x
  3. Step 3: Cross multiply
    7,013.93x = 10,499.85 × 6,764.72
  4. Step 4: Simplify right side
    7,013.93x = 71,028,492.79
  5. Step 5: Solve for x
    x = 71,028,492.79/7,013.93
  6. Step 6: Final answer
    x = 10,126.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.