Home / 6,236.55-8,603.43-3,717.87

Finding the Fourth Proportional to 6,236.55, 8,603.43 and 3,717.87

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Solution

The fourth proportional to 6,236.55, 8,603.43 and 3,717.87 is: 5,128.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,236.55 : 8,603.43 = 3,717.87 : x
  2. Step 2: Convert to fraction form
    6,236.55/8,603.43 = 3,717.87/x
  3. Step 3: Cross multiply
    6,236.55x = 8,603.43 × 3,717.87
  4. Step 4: Simplify right side
    6,236.55x = 31,986,434.29
  5. Step 5: Solve for x
    x = 31,986,434.29/6,236.55
  6. Step 6: Final answer
    x = 5,128.87

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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.