Home / 3,507.39-4,839.53-2,110.23

Finding the Fourth Proportional to 3,507.39, 4,839.53 and 2,110.23

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Solution

The fourth proportional to 3,507.39, 4,839.53 and 2,110.23 is: 2,911.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.39 : 4,839.53 = 2,110.23 : x
  2. Step 2: Convert to fraction form
    3,507.39/4,839.53 = 2,110.23/x
  3. Step 3: Cross multiply
    3,507.39x = 4,839.53 × 2,110.23
  4. Step 4: Simplify right side
    3,507.39x = 10,212,510.84
  5. Step 5: Solve for x
    x = 10,212,510.84/3,507.39
  6. Step 6: Final answer
    x = 2,911.71

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Half scale
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Double scale
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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.