Home / 2,827.32-4,215.62-2,718.96

Finding the Fourth Proportional to 2,827.32, 4,215.62 and 2,718.96

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Solution

The fourth proportional to 2,827.32, 4,215.62 and 2,718.96 is: 4,054.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.32 : 4,215.62 = 2,718.96 : x
  2. Step 2: Convert to fraction form
    2,827.32/4,215.62 = 2,718.96/x
  3. Step 3: Cross multiply
    2,827.32x = 4,215.62 × 2,718.96
  4. Step 4: Simplify right side
    2,827.32x = 11,462,102.16
  5. Step 5: Solve for x
    x = 11,462,102.16/2,827.32
  6. Step 6: Final answer
    x = 4,054.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.