Home / 10,394.22-14,344.10-5,678.62

Finding the Fourth Proportional to 10,394.22, 14,344.10 and 5,678.62

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Solution

The fourth proportional to 10,394.22, 14,344.10 and 5,678.62 is: 7,836.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,394.22 : 14,344.10 = 5,678.62 : x
  2. Step 2: Convert to fraction form
    10,394.22/14,344.10 = 5,678.62/x
  3. Step 3: Cross multiply
    10,394.22x = 14,344.10 × 5,678.62
  4. Step 4: Simplify right side
    10,394.22x = 81,454,693.14
  5. Step 5: Solve for x
    x = 81,454,693.14/10,394.22
  6. Step 6: Final answer
    x = 7,836.54

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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.