Home / 10,561.25-15,841.26-2,770.06

Finding the Fourth Proportional to 10,561.25, 15,841.26 and 2,770.06

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Solution

The fourth proportional to 10,561.25, 15,841.26 and 2,770.06 is: 4,154.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,561.25 : 15,841.26 = 2,770.06 : x
  2. Step 2: Convert to fraction form
    10,561.25/15,841.26 = 2,770.06/x
  3. Step 3: Cross multiply
    10,561.25x = 15,841.26 × 2,770.06
  4. Step 4: Simplify right side
    10,561.25x = 43,881,240.68
  5. Step 5: Solve for x
    x = 43,881,240.68/10,561.25
  6. Step 6: Final answer
    x = 4,154.93

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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.