Home / 4,177.63-5,767.08-2,686.41

Finding the Fourth Proportional to 4,177.63, 5,767.08 and 2,686.41

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Solution

The fourth proportional to 4,177.63, 5,767.08 and 2,686.41 is: 3,708.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.63 : 5,767.08 = 2,686.41 : x
  2. Step 2: Convert to fraction form
    4,177.63/5,767.08 = 2,686.41/x
  3. Step 3: Cross multiply
    4,177.63x = 5,767.08 × 2,686.41
  4. Step 4: Simplify right side
    4,177.63x = 15,492,741.38
  5. Step 5: Solve for x
    x = 15,492,741.38/4,177.63
  6. Step 6: Final answer
    x = 3,708.50

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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.