Home / 3,106.52-4,659.84-1,158.32

Finding the Fourth Proportional to 3,106.52, 4,659.84 and 1,158.32

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Solution

The fourth proportional to 3,106.52, 4,659.84 and 1,158.32 is: 1,737.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.52 : 4,659.84 = 1,158.32 : x
  2. Step 2: Convert to fraction form
    3,106.52/4,659.84 = 1,158.32/x
  3. Step 3: Cross multiply
    3,106.52x = 4,659.84 × 1,158.32
  4. Step 4: Simplify right side
    3,106.52x = 5,397,585.87
  5. Step 5: Solve for x
    x = 5,397,585.87/3,106.52
  6. Step 6: Final answer
    x = 1,737.50

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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.