Home / 3,276.32-4,521.60-2,018.16

Finding the Fourth Proportional to 3,276.32, 4,521.60 and 2,018.16

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Solution

The fourth proportional to 3,276.32, 4,521.60 and 2,018.16 is: 2,785.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.32 : 4,521.60 = 2,018.16 : x
  2. Step 2: Convert to fraction form
    3,276.32/4,521.60 = 2,018.16/x
  3. Step 3: Cross multiply
    3,276.32x = 4,521.60 × 2,018.16
  4. Step 4: Simplify right side
    3,276.32x = 9,125,312.26
  5. Step 5: Solve for x
    x = 9,125,312.26/3,276.32
  6. Step 6: Final answer
    x = 2,785.23

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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.