Home / 8,766.36-12,095.46-4,988.66

Finding the Fourth Proportional to 8,766.36, 12,095.46 and 4,988.66

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Solution

The fourth proportional to 8,766.36, 12,095.46 and 4,988.66 is: 6,883.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.36 : 12,095.46 = 4,988.66 : x
  2. Step 2: Convert to fraction form
    8,766.36/12,095.46 = 4,988.66/x
  3. Step 3: Cross multiply
    8,766.36x = 12,095.46 × 4,988.66
  4. Step 4: Simplify right side
    8,766.36x = 60,340,077.01
  5. Step 5: Solve for x
    x = 60,340,077.01/8,766.36
  6. Step 6: Final answer
    x = 6,883.14

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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.