Home / 2,310.60-3,189.90-1,526.02

Finding the Fourth Proportional to 2,310.60, 3,189.90 and 1,526.02

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Solution

The fourth proportional to 2,310.60, 3,189.90 and 1,526.02 is: 2,106.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.60 : 3,189.90 = 1,526.02 : x
  2. Step 2: Convert to fraction form
    2,310.60/3,189.90 = 1,526.02/x
  3. Step 3: Cross multiply
    2,310.60x = 3,189.90 × 1,526.02
  4. Step 4: Simplify right side
    2,310.60x = 4,867,851.20
  5. Step 5: Solve for x
    x = 4,867,851.20/2,310.60
  6. Step 6: Final answer
    x = 2,106.75

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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.