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Finding the Fourth Proportional to 7,041.80, 10,611.14 and 5,836.34

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Solution

The fourth proportional to 7,041.80, 10,611.14 and 5,836.34 is: 8,794.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041.80 : 10,611.14 = 5,836.34 : x
  2. Step 2: Convert to fraction form
    7,041.80/10,611.14 = 5,836.34/x
  3. Step 3: Cross multiply
    7,041.80x = 10,611.14 × 5,836.34
  4. Step 4: Simplify right side
    7,041.80x = 61,930,220.83
  5. Step 5: Solve for x
    x = 61,930,220.83/7,041.80
  6. Step 6: Final answer
    x = 8,794.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.