Home / 3,707.42-5,117.15-2,216.22

Finding the Fourth Proportional to 3,707.42, 5,117.15 and 2,216.22

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Solution

The fourth proportional to 3,707.42, 5,117.15 and 2,216.22 is: 3,058.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.42 : 5,117.15 = 2,216.22 : x
  2. Step 2: Convert to fraction form
    3,707.42/5,117.15 = 2,216.22/x
  3. Step 3: Cross multiply
    3,707.42x = 5,117.15 × 2,216.22
  4. Step 4: Simplify right side
    3,707.42x = 11,340,730.17
  5. Step 5: Solve for x
    x = 11,340,730.17/3,707.42
  6. Step 6: Final answer
    x = 3,058.93

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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.