Home / 6,866.80-10,302.90-2,706.10

Finding the Fourth Proportional to 6,866.80, 10,302.90 and 2,706.10

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Solution

The fourth proportional to 6,866.80, 10,302.90 and 2,706.10 is: 4,060.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866.80 : 10,302.90 = 2,706.10 : x
  2. Step 2: Convert to fraction form
    6,866.80/10,302.90 = 2,706.10/x
  3. Step 3: Cross multiply
    6,866.80x = 10,302.90 × 2,706.10
  4. Step 4: Simplify right side
    6,866.80x = 27,880,677.69
  5. Step 5: Solve for x
    x = 27,880,677.69/6,866.80
  6. Step 6: Final answer
    x = 4,060.21

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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.