Home / 2,430.20-3,352.46-2,098.56

Finding the Fourth Proportional to 2,430.20, 3,352.46 and 2,098.56

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Solution

The fourth proportional to 2,430.20, 3,352.46 and 2,098.56 is: 2,894.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.20 : 3,352.46 = 2,098.56 : x
  2. Step 2: Convert to fraction form
    2,430.20/3,352.46 = 2,098.56/x
  3. Step 3: Cross multiply
    2,430.20x = 3,352.46 × 2,098.56
  4. Step 4: Simplify right side
    2,430.20x = 7,035,338.46
  5. Step 5: Solve for x
    x = 7,035,338.46/2,430.20
  6. Step 6: Final answer
    x = 2,894.96

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1.5x scale

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.