Home / 2,053.92-2,827.80-1,806.06

Finding the Fourth Proportional to 2,053.92, 2,827.80 and 1,806.06

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Solution

The fourth proportional to 2,053.92, 2,827.80 and 1,806.06 is: 2,486.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,053.92 : 2,827.80 = 1,806.06 : x
  2. Step 2: Convert to fraction form
    2,053.92/2,827.80 = 1,806.06/x
  3. Step 3: Cross multiply
    2,053.92x = 2,827.80 × 1,806.06
  4. Step 4: Simplify right side
    2,053.92x = 5,107,176.47
  5. Step 5: Solve for x
    x = 5,107,176.47/2,053.92
  6. Step 6: Final answer
    x = 2,486.55

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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.