Home / 10,237.40-15,355.40-3,996.24

Finding the Fourth Proportional to 10,237.40, 15,355.40 and 3,996.24

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Solution

The fourth proportional to 10,237.40, 15,355.40 and 3,996.24 is: 5,994.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,237.40 : 15,355.40 = 3,996.24 : x
  2. Step 2: Convert to fraction form
    10,237.40/15,355.40 = 3,996.24/x
  3. Step 3: Cross multiply
    10,237.40x = 15,355.40 × 3,996.24
  4. Step 4: Simplify right side
    10,237.40x = 61,363,863.70
  5. Step 5: Solve for x
    x = 61,363,863.70/10,237.40
  6. Step 6: Final answer
    x = 5,994.09

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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.