Home / 7,889.04-10,886.52-4,351.56

Finding the Fourth Proportional to 7,889.04, 10,886.52 and 4,351.56

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Solution

The fourth proportional to 7,889.04, 10,886.52 and 4,351.56 is: 6,004.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889.04 : 10,886.52 = 4,351.56 : x
  2. Step 2: Convert to fraction form
    7,889.04/10,886.52 = 4,351.56/x
  3. Step 3: Cross multiply
    7,889.04x = 10,886.52 × 4,351.56
  4. Step 4: Simplify right side
    7,889.04x = 47,373,344.97
  5. Step 5: Solve for x
    x = 47,373,344.97/7,889.04
  6. Step 6: Final answer
    x = 6,004.96

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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.