Home / 4,574.15-6,311.27-2,685.64

Finding the Fourth Proportional to 4,574.15, 6,311.27 and 2,685.64

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Solution

The fourth proportional to 4,574.15, 6,311.27 and 2,685.64 is: 3,705.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574.15 : 6,311.27 = 2,685.64 : x
  2. Step 2: Convert to fraction form
    4,574.15/6,311.27 = 2,685.64/x
  3. Step 3: Cross multiply
    4,574.15x = 6,311.27 × 2,685.64
  4. Step 4: Simplify right side
    4,574.15x = 16,949,799.16
  5. Step 5: Solve for x
    x = 16,949,799.16/4,574.15
  6. Step 6: Final answer
    x = 3,705.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.