Home / 6,870.97-10,307.18-3,174.27

Finding the Fourth Proportional to 6,870.97, 10,307.18 and 3,174.27

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Solution

The fourth proportional to 6,870.97, 10,307.18 and 3,174.27 is: 4,761.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870.97 : 10,307.18 = 3,174.27 : x
  2. Step 2: Convert to fraction form
    6,870.97/10,307.18 = 3,174.27/x
  3. Step 3: Cross multiply
    6,870.97x = 10,307.18 × 3,174.27
  4. Step 4: Simplify right side
    6,870.97x = 32,717,772.26
  5. Step 5: Solve for x
    x = 32,717,772.26/6,870.97
  6. Step 6: Final answer
    x = 4,761.74

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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.