Home / 6,117.72-8,434.26-4,862.92

Finding the Fourth Proportional to 6,117.72, 8,434.26 and 4,862.92

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Solution

The fourth proportional to 6,117.72, 8,434.26 and 4,862.92 is: 6,704.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.72 : 8,434.26 = 4,862.92 : x
  2. Step 2: Convert to fraction form
    6,117.72/8,434.26 = 4,862.92/x
  3. Step 3: Cross multiply
    6,117.72x = 8,434.26 × 4,862.92
  4. Step 4: Simplify right side
    6,117.72x = 41,015,131.64
  5. Step 5: Solve for x
    x = 41,015,131.64/6,117.72
  6. Step 6: Final answer
    x = 6,704.32

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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.