Home / 7,884.88-10,878.96-4,527.52

Finding the Fourth Proportional to 7,884.88, 10,878.96 and 4,527.52

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Solution

The fourth proportional to 7,884.88, 10,878.96 and 4,527.52 is: 6,246.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884.88 : 10,878.96 = 4,527.52 : x
  2. Step 2: Convert to fraction form
    7,884.88/10,878.96 = 4,527.52/x
  3. Step 3: Cross multiply
    7,884.88x = 10,878.96 × 4,527.52
  4. Step 4: Simplify right side
    7,884.88x = 49,254,708.98
  5. Step 5: Solve for x
    x = 49,254,708.98/7,884.88
  6. Step 6: Final answer
    x = 6,246.73

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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.