Home / 2,352.60-3,528.90-1,531.80

Finding the Fourth Proportional to 2,352.60, 3,528.90 and 1,531.80

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Solution

The fourth proportional to 2,352.60, 3,528.90 and 1,531.80 is: 2,297.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.60 : 3,528.90 = 1,531.80 : x
  2. Step 2: Convert to fraction form
    2,352.60/3,528.90 = 1,531.80/x
  3. Step 3: Cross multiply
    2,352.60x = 3,528.90 × 1,531.80
  4. Step 4: Simplify right side
    2,352.60x = 5,405,569.02
  5. Step 5: Solve for x
    x = 5,405,569.02/2,352.60
  6. Step 6: Final answer
    x = 2,297.70

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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.