Home / 7,657.42-11,486.16-2,110.66

Finding the Fourth Proportional to 7,657.42, 11,486.16 and 2,110.66

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Solution

The fourth proportional to 7,657.42, 11,486.16 and 2,110.66 is: 3,166.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,657.42 : 11,486.16 = 2,110.66 : x
  2. Step 2: Convert to fraction form
    7,657.42/11,486.16 = 2,110.66/x
  3. Step 3: Cross multiply
    7,657.42x = 11,486.16 × 2,110.66
  4. Step 4: Simplify right side
    7,657.42x = 24,243,378.47
  5. Step 5: Solve for x
    x = 24,243,378.47/7,657.42
  6. Step 6: Final answer
    x = 3,166.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.