Home / 2,707.17-4,060.74-2,215.09

Finding the Fourth Proportional to 2,707.17, 4,060.74 and 2,215.09

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Solution

The fourth proportional to 2,707.17, 4,060.74 and 2,215.09 is: 3,322.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,707.17 : 4,060.74 = 2,215.09 : x
  2. Step 2: Convert to fraction form
    2,707.17/4,060.74 = 2,215.09/x
  3. Step 3: Cross multiply
    2,707.17x = 4,060.74 × 2,215.09
  4. Step 4: Simplify right side
    2,707.17x = 8,994,904.57
  5. Step 5: Solve for x
    x = 8,994,904.57/2,707.17
  6. Step 6: Final answer
    x = 3,322.63

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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.