Home / 3,483.40-5,226.90-1,535.80

Finding the Fourth Proportional to 3,483.40, 5,226.90 and 1,535.80

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Solution

The fourth proportional to 3,483.40, 5,226.90 and 1,535.80 is: 2,304.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.40 : 5,226.90 = 1,535.80 : x
  2. Step 2: Convert to fraction form
    3,483.40/5,226.90 = 1,535.80/x
  3. Step 3: Cross multiply
    3,483.40x = 5,226.90 × 1,535.80
  4. Step 4: Simplify right side
    3,483.40x = 8,027,473.02
  5. Step 5: Solve for x
    x = 8,027,473.02/3,483.40
  6. Step 6: Final answer
    x = 2,304.49

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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.