Home / 3,916.12-5,404.13-2,237.49

Finding the Fourth Proportional to 3,916.12, 5,404.13 and 2,237.49

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Solution

The fourth proportional to 3,916.12, 5,404.13 and 2,237.49 is: 3,087.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,916.12 : 5,404.13 = 2,237.49 : x
  2. Step 2: Convert to fraction form
    3,916.12/5,404.13 = 2,237.49/x
  3. Step 3: Cross multiply
    3,916.12x = 5,404.13 × 2,237.49
  4. Step 4: Simplify right side
    3,916.12x = 12,091,686.83
  5. Step 5: Solve for x
    x = 12,091,686.83/3,916.12
  6. Step 6: Final answer
    x = 3,087.67

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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.