Home / 3,530.74-4,872.38-2,038.62

Finding the Fourth Proportional to 3,530.74, 4,872.38 and 2,038.62

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Solution

The fourth proportional to 3,530.74, 4,872.38 and 2,038.62 is: 2,813.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.74 : 4,872.38 = 2,038.62 : x
  2. Step 2: Convert to fraction form
    3,530.74/4,872.38 = 2,038.62/x
  3. Step 3: Cross multiply
    3,530.74x = 4,872.38 × 2,038.62
  4. Step 4: Simplify right side
    3,530.74x = 9,932,931.32
  5. Step 5: Solve for x
    x = 9,932,931.32/3,530.74
  6. Step 6: Final answer
    x = 2,813.27

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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.