Home / 3,538.35-4,887.51-2,693.91

Finding the Fourth Proportional to 3,538.35, 4,887.51 and 2,693.91

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Solution

The fourth proportional to 3,538.35, 4,887.51 and 2,693.91 is: 3,721.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.35 : 4,887.51 = 2,693.91 : x
  2. Step 2: Convert to fraction form
    3,538.35/4,887.51 = 2,693.91/x
  3. Step 3: Cross multiply
    3,538.35x = 4,887.51 × 2,693.91
  4. Step 4: Simplify right side
    3,538.35x = 13,166,512.06
  5. Step 5: Solve for x
    x = 13,166,512.06/3,538.35
  6. Step 6: Final answer
    x = 3,721.09

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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.