Home / 7,512.32-11,268.32-2,832.16

Finding the Fourth Proportional to 7,512.32, 11,268.32 and 2,832.16

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Solution

The fourth proportional to 7,512.32, 11,268.32 and 2,832.16 is: 4,248.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.32 : 11,268.32 = 2,832.16 : x
  2. Step 2: Convert to fraction form
    7,512.32/11,268.32 = 2,832.16/x
  3. Step 3: Cross multiply
    7,512.32x = 11,268.32 × 2,832.16
  4. Step 4: Simplify right side
    7,512.32x = 31,913,685.17
  5. Step 5: Solve for x
    x = 31,913,685.17/7,512.32
  6. Step 6: Final answer
    x = 4,248.18

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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.