Home / 10,170.75-15,254.33-4,622.79

Finding the Fourth Proportional to 10,170.75, 15,254.33 and 4,622.79

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Solution

The fourth proportional to 10,170.75, 15,254.33 and 4,622.79 is: 6,933.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170.75 : 15,254.33 = 4,622.79 : x
  2. Step 2: Convert to fraction form
    10,170.75/15,254.33 = 4,622.79/x
  3. Step 3: Cross multiply
    10,170.75x = 15,254.33 × 4,622.79
  4. Step 4: Simplify right side
    10,170.75x = 70,517,541.07
  5. Step 5: Solve for x
    x = 70,517,541.07/10,170.75
  6. Step 6: Final answer
    x = 6,933.37

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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.