Home / 7,700.86-10,627.28-4,675.11

Finding the Fourth Proportional to 7,700.86, 10,627.28 and 4,675.11

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Solution

The fourth proportional to 7,700.86, 10,627.28 and 4,675.11 is: 6,451.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700.86 : 10,627.28 = 4,675.11 : x
  2. Step 2: Convert to fraction form
    7,700.86/10,627.28 = 4,675.11/x
  3. Step 3: Cross multiply
    7,700.86x = 10,627.28 × 4,675.11
  4. Step 4: Simplify right side
    7,700.86x = 49,683,703.00
  5. Step 5: Solve for x
    x = 49,683,703.00/7,700.86
  6. Step 6: Final answer
    x = 6,451.71

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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.