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Finding the Fourth Proportional to 6,917.06, 9,545.22 and 4,264.72

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Solution

The fourth proportional to 6,917.06, 9,545.22 and 4,264.72 is: 5,885.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.06 : 9,545.22 = 4,264.72 : x
  2. Step 2: Convert to fraction form
    6,917.06/9,545.22 = 4,264.72/x
  3. Step 3: Cross multiply
    6,917.06x = 9,545.22 × 4,264.72
  4. Step 4: Simplify right side
    6,917.06x = 40,707,690.64
  5. Step 5: Solve for x
    x = 40,707,690.64/6,917.06
  6. Step 6: Final answer
    x = 5,885.11

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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.