Home / 3,749.13-5,623.69-1,013.13

Finding the Fourth Proportional to 3,749.13, 5,623.69 and 1,013.13

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Solution

The fourth proportional to 3,749.13, 5,623.69 and 1,013.13 is: 1,519.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.13 : 5,623.69 = 1,013.13 : x
  2. Step 2: Convert to fraction form
    3,749.13/5,623.69 = 1,013.13/x
  3. Step 3: Cross multiply
    3,749.13x = 5,623.69 × 1,013.13
  4. Step 4: Simplify right side
    3,749.13x = 5,697,529.05
  5. Step 5: Solve for x
    x = 5,697,529.05/3,749.13
  6. Step 6: Final answer
    x = 1,519.69

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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.