Home / 3,153.28-4,728.06-1,302.32

Finding the Fourth Proportional to 3,153.28, 4,728.06 and 1,302.32

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Solution

The fourth proportional to 3,153.28, 4,728.06 and 1,302.32 is: 1,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.28 : 4,728.06 = 1,302.32 : x
  2. Step 2: Convert to fraction form
    3,153.28/4,728.06 = 1,302.32/x
  3. Step 3: Cross multiply
    3,153.28x = 4,728.06 × 1,302.32
  4. Step 4: Simplify right side
    3,153.28x = 6,157,447.10
  5. Step 5: Solve for x
    x = 6,157,447.10/3,153.28
  6. Step 6: Final answer
    x = 1,952.71

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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.