Home / 3,528.32-5,290.08-1,579.52

Finding the Fourth Proportional to 3,528.32, 5,290.08 and 1,579.52

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Solution

The fourth proportional to 3,528.32, 5,290.08 and 1,579.52 is: 2,368.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.32 : 5,290.08 = 1,579.52 : x
  2. Step 2: Convert to fraction form
    3,528.32/5,290.08 = 1,579.52/x
  3. Step 3: Cross multiply
    3,528.32x = 5,290.08 × 1,579.52
  4. Step 4: Simplify right side
    3,528.32x = 8,355,787.16
  5. Step 5: Solve for x
    x = 8,355,787.16/3,528.32
  6. Step 6: Final answer
    x = 2,368.21

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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.