Home / 3,749.92-5,626.01-1,777.05

Finding the Fourth Proportional to 3,749.92, 5,626.01 and 1,777.05

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Solution

The fourth proportional to 3,749.92, 5,626.01 and 1,777.05 is: 2,666.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.92 : 5,626.01 = 1,777.05 : x
  2. Step 2: Convert to fraction form
    3,749.92/5,626.01 = 1,777.05/x
  3. Step 3: Cross multiply
    3,749.92x = 5,626.01 × 1,777.05
  4. Step 4: Simplify right side
    3,749.92x = 9,997,701.07
  5. Step 5: Solve for x
    x = 9,997,701.07/3,749.92
  6. Step 6: Final answer
    x = 2,666.11

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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.