Home / 6,894.14-9,513.78-3,750.34

Finding the Fourth Proportional to 6,894.14, 9,513.78 and 3,750.34

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Solution

The fourth proportional to 6,894.14, 9,513.78 and 3,750.34 is: 5,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,894.14 : 9,513.78 = 3,750.34 : x
  2. Step 2: Convert to fraction form
    6,894.14/9,513.78 = 3,750.34/x
  3. Step 3: Cross multiply
    6,894.14x = 9,513.78 × 3,750.34
  4. Step 4: Simplify right side
    6,894.14x = 35,679,909.69
  5. Step 5: Solve for x
    x = 35,679,909.69/6,894.14
  6. Step 6: Final answer
    x = 5,175.40

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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.