Home / 10,614.95-15,922.79-4,771.58

Finding the Fourth Proportional to 10,614.95, 15,922.79 and 4,771.58

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Solution

The fourth proportional to 10,614.95, 15,922.79 and 4,771.58 is: 7,157.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,614.95 : 15,922.79 = 4,771.58 : x
  2. Step 2: Convert to fraction form
    10,614.95/15,922.79 = 4,771.58/x
  3. Step 3: Cross multiply
    10,614.95x = 15,922.79 × 4,771.58
  4. Step 4: Simplify right side
    10,614.95x = 75,976,822.55
  5. Step 5: Solve for x
    x = 75,976,822.55/10,614.95
  6. Step 6: Final answer
    x = 7,157.53

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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.