Home / 10,371.58-15,554.85-2,974.30

Finding the Fourth Proportional to 10,371.58, 15,554.85 and 2,974.30

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Solution

The fourth proportional to 10,371.58, 15,554.85 and 2,974.30 is: 4,460.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.58 : 15,554.85 = 2,974.30 : x
  2. Step 2: Convert to fraction form
    10,371.58/15,554.85 = 2,974.30/x
  3. Step 3: Cross multiply
    10,371.58x = 15,554.85 × 2,974.30
  4. Step 4: Simplify right side
    10,371.58x = 46,264,790.36
  5. Step 5: Solve for x
    x = 46,264,790.36/10,371.58
  6. Step 6: Final answer
    x = 4,460.73

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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.