Home / 3,530.51-4,872.18-2,114.26

Finding the Fourth Proportional to 3,530.51, 4,872.18 and 2,114.26

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Solution

The fourth proportional to 3,530.51, 4,872.18 and 2,114.26 is: 2,917.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.51 : 4,872.18 = 2,114.26 : x
  2. Step 2: Convert to fraction form
    3,530.51/4,872.18 = 2,114.26/x
  3. Step 3: Cross multiply
    3,530.51x = 4,872.18 × 2,114.26
  4. Step 4: Simplify right side
    3,530.51x = 10,301,044.72
  5. Step 5: Solve for x
    x = 10,301,044.72/3,530.51
  6. Step 6: Final answer
    x = 2,917.72

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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.