Home / 11,066.22-15,271.74-6,350.40

Finding the Fourth Proportional to 11,066.22, 15,271.74 and 6,350.40

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Solution

The fourth proportional to 11,066.22, 15,271.74 and 6,350.40 is: 8,763.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,066.22 : 15,271.74 = 6,350.40 : x
  2. Step 2: Convert to fraction form
    11,066.22/15,271.74 = 6,350.40/x
  3. Step 3: Cross multiply
    11,066.22x = 15,271.74 × 6,350.40
  4. Step 4: Simplify right side
    11,066.22x = 96,981,657.70
  5. Step 5: Solve for x
    x = 96,981,657.70/11,066.22
  6. Step 6: Final answer
    x = 8,763.76

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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.