Home / 9,836.20-13,573.80-5,587.23

Finding the Fourth Proportional to 9,836.20, 13,573.80 and 5,587.23

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Solution

The fourth proportional to 9,836.20, 13,573.80 and 5,587.23 is: 7,710.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,836.20 : 13,573.80 = 5,587.23 : x
  2. Step 2: Convert to fraction form
    9,836.20/13,573.80 = 5,587.23/x
  3. Step 3: Cross multiply
    9,836.20x = 13,573.80 × 5,587.23
  4. Step 4: Simplify right side
    9,836.20x = 75,839,942.57
  5. Step 5: Solve for x
    x = 75,839,942.57/9,836.20
  6. Step 6: Final answer
    x = 7,710.29

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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.