Home / 4,859.28-7,290.18-1,396.56

Finding the Fourth Proportional to 4,859.28, 7,290.18 and 1,396.56

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Solution

The fourth proportional to 4,859.28, 7,290.18 and 1,396.56 is: 2,095.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.28 : 7,290.18 = 1,396.56 : x
  2. Step 2: Convert to fraction form
    4,859.28/7,290.18 = 1,396.56/x
  3. Step 3: Cross multiply
    4,859.28x = 7,290.18 × 1,396.56
  4. Step 4: Simplify right side
    4,859.28x = 10,181,173.78
  5. Step 5: Solve for x
    x = 10,181,173.78/4,859.28
  6. Step 6: Final answer
    x = 2,095.20

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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.