Home / 4,054.32-6,079.31-1,242.66

Finding the Fourth Proportional to 4,054.32, 6,079.31 and 1,242.66

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Solution

The fourth proportional to 4,054.32, 6,079.31 and 1,242.66 is: 1,863.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,054.32 : 6,079.31 = 1,242.66 : x
  2. Step 2: Convert to fraction form
    4,054.32/6,079.31 = 1,242.66/x
  3. Step 3: Cross multiply
    4,054.32x = 6,079.31 × 1,242.66
  4. Step 4: Simplify right side
    4,054.32x = 7,554,488.81
  5. Step 5: Solve for x
    x = 7,554,488.81/4,054.32
  6. Step 6: Final answer
    x = 1,863.32

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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.