Home / 7,914.71-10,922.24-4,729.39

Finding the Fourth Proportional to 7,914.71, 10,922.24 and 4,729.39

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Solution

The fourth proportional to 7,914.71, 10,922.24 and 4,729.39 is: 6,526.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914.71 : 10,922.24 = 4,729.39 : x
  2. Step 2: Convert to fraction form
    7,914.71/10,922.24 = 4,729.39/x
  3. Step 3: Cross multiply
    7,914.71x = 10,922.24 × 4,729.39
  4. Step 4: Simplify right side
    7,914.71x = 51,655,517.15
  5. Step 5: Solve for x
    x = 51,655,517.15/7,914.71
  6. Step 6: Final answer
    x = 6,526.52

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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.