Home / 6,946.80-10,394.28-6,869.04

Finding the Fourth Proportional to 6,946.80, 10,394.28 and 6,869.04

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Solution

The fourth proportional to 6,946.80, 10,394.28 and 6,869.04 is: 10,277.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,946.80 : 10,394.28 = 6,869.04 : x
  2. Step 2: Convert to fraction form
    6,946.80/10,394.28 = 6,869.04/x
  3. Step 3: Cross multiply
    6,946.80x = 10,394.28 × 6,869.04
  4. Step 4: Simplify right side
    6,946.80x = 71,398,725.09
  5. Step 5: Solve for x
    x = 71,398,725.09/6,946.80
  6. Step 6: Final answer
    x = 10,277.93

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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.