Home / 2,217.11-3,057.08-1,656.63

Finding the Fourth Proportional to 2,217.11, 3,057.08 and 1,656.63

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Solution

The fourth proportional to 2,217.11, 3,057.08 and 1,656.63 is: 2,284.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217.11 : 3,057.08 = 1,656.63 : x
  2. Step 2: Convert to fraction form
    2,217.11/3,057.08 = 1,656.63/x
  3. Step 3: Cross multiply
    2,217.11x = 3,057.08 × 1,656.63
  4. Step 4: Simplify right side
    2,217.11x = 5,064,442.16
  5. Step 5: Solve for x
    x = 5,064,442.16/2,217.11
  6. Step 6: Final answer
    x = 2,284.26

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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.