Home / 3,117.33-4,302.38-2,054.94

Finding the Fourth Proportional to 3,117.33, 4,302.38 and 2,054.94

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Solution

The fourth proportional to 3,117.33, 4,302.38 and 2,054.94 is: 2,836.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.33 : 4,302.38 = 2,054.94 : x
  2. Step 2: Convert to fraction form
    3,117.33/4,302.38 = 2,054.94/x
  3. Step 3: Cross multiply
    3,117.33x = 4,302.38 × 2,054.94
  4. Step 4: Simplify right side
    3,117.33x = 8,841,122.48
  5. Step 5: Solve for x
    x = 8,841,122.48/3,117.33
  6. Step 6: Final answer
    x = 2,836.12

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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.