Home / 10,394.82-14,356.76-7,574.85

Finding the Fourth Proportional to 10,394.82, 14,356.76 and 7,574.85

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Solution

The fourth proportional to 10,394.82, 14,356.76 and 7,574.85 is: 10,461.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,394.82 : 14,356.76 = 7,574.85 : x
  2. Step 2: Convert to fraction form
    10,394.82/14,356.76 = 7,574.85/x
  3. Step 3: Cross multiply
    10,394.82x = 14,356.76 × 7,574.85
  4. Step 4: Simplify right side
    10,394.82x = 108,750,265.61
  5. Step 5: Solve for x
    x = 108,750,265.61/10,394.82
  6. Step 6: Final answer
    x = 10,461.97

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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.