Home / 2,260.20-3,117.51-2,074.32

Finding the Fourth Proportional to 2,260.20, 3,117.51 and 2,074.32

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Solution

The fourth proportional to 2,260.20, 3,117.51 and 2,074.32 is: 2,861.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.20 : 3,117.51 = 2,074.32 : x
  2. Step 2: Convert to fraction form
    2,260.20/3,117.51 = 2,074.32/x
  3. Step 3: Cross multiply
    2,260.20x = 3,117.51 × 2,074.32
  4. Step 4: Simplify right side
    2,260.20x = 6,466,713.34
  5. Step 5: Solve for x
    x = 6,466,713.34/2,260.20
  6. Step 6: Final answer
    x = 2,861.12

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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.