Home / 2,169.32-3,252.64-1,056.53

Finding the Fourth Proportional to 2,169.32, 3,252.64 and 1,056.53

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Solution

The fourth proportional to 2,169.32, 3,252.64 and 1,056.53 is: 1,584.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169.32 : 3,252.64 = 1,056.53 : x
  2. Step 2: Convert to fraction form
    2,169.32/3,252.64 = 1,056.53/x
  3. Step 3: Cross multiply
    2,169.32x = 3,252.64 × 1,056.53
  4. Step 4: Simplify right side
    2,169.32x = 3,436,490.19
  5. Step 5: Solve for x
    x = 3,436,490.19/2,169.32
  6. Step 6: Final answer
    x = 1,584.13

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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.