Home / 6,871.97-10,307.93-1,677.85

Finding the Fourth Proportional to 6,871.97, 10,307.93 and 1,677.85

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Solution

The fourth proportional to 6,871.97, 10,307.93 and 1,677.85 is: 2,516.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871.97 : 10,307.93 = 1,677.85 : x
  2. Step 2: Convert to fraction form
    6,871.97/10,307.93 = 1,677.85/x
  3. Step 3: Cross multiply
    6,871.97x = 10,307.93 × 1,677.85
  4. Step 4: Simplify right side
    6,871.97x = 17,295,126.19
  5. Step 5: Solve for x
    x = 17,295,126.19/6,871.97
  6. Step 6: Final answer
    x = 2,516.76

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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.