Home / 2,693.20-4,031.70-2,401.60

Finding the Fourth Proportional to 2,693.20, 4,031.70 and 2,401.60

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Solution

The fourth proportional to 2,693.20, 4,031.70 and 2,401.60 is: 3,595.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,693.20 : 4,031.70 = 2,401.60 : x
  2. Step 2: Convert to fraction form
    2,693.20/4,031.70 = 2,401.60/x
  3. Step 3: Cross multiply
    2,693.20x = 4,031.70 × 2,401.60
  4. Step 4: Simplify right side
    2,693.20x = 9,682,530.72
  5. Step 5: Solve for x
    x = 9,682,530.72/2,693.20
  6. Step 6: Final answer
    x = 3,595.18

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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.