Home / 10,170.84-15,242.67-4,320.12

Finding the Fourth Proportional to 10,170.84, 15,242.67 and 4,320.12

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Solution

The fourth proportional to 10,170.84, 15,242.67 and 4,320.12 is: 6,474.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170.84 : 15,242.67 = 4,320.12 : x
  2. Step 2: Convert to fraction form
    10,170.84/15,242.67 = 4,320.12/x
  3. Step 3: Cross multiply
    10,170.84x = 15,242.67 × 4,320.12
  4. Step 4: Simplify right side
    10,170.84x = 65,850,163.52
  5. Step 5: Solve for x
    x = 65,850,163.52/10,170.84
  6. Step 6: Final answer
    x = 6,474.41

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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.