Home / 3,521.40-5,283.72-3,463.08

Finding the Fourth Proportional to 3,521.40, 5,283.72 and 3,463.08

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Solution

The fourth proportional to 3,521.40, 5,283.72 and 3,463.08 is: 5,196.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.40 : 5,283.72 = 3,463.08 : x
  2. Step 2: Convert to fraction form
    3,521.40/5,283.72 = 3,463.08/x
  3. Step 3: Cross multiply
    3,521.40x = 5,283.72 × 3,463.08
  4. Step 4: Simplify right side
    3,521.40x = 18,297,945.06
  5. Step 5: Solve for x
    x = 18,297,945.06/3,521.40
  6. Step 6: Final answer
    x = 5,196.21

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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.