Home / 3,756.08-5,638.98-2,372.20

Finding the Fourth Proportional to 3,756.08, 5,638.98 and 2,372.20

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Solution

The fourth proportional to 3,756.08, 5,638.98 and 2,372.20 is: 3,561.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.08 : 5,638.98 = 2,372.20 : x
  2. Step 2: Convert to fraction form
    3,756.08/5,638.98 = 2,372.20/x
  3. Step 3: Cross multiply
    3,756.08x = 5,638.98 × 2,372.20
  4. Step 4: Simplify right side
    3,756.08x = 13,376,788.36
  5. Step 5: Solve for x
    x = 13,376,788.36/3,756.08
  6. Step 6: Final answer
    x = 3,561.37

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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.