Home / 1,475.03-2,212.83-501.11

Finding the Fourth Proportional to 1,475.03, 2,212.83 and 501.11

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Solution

The fourth proportional to 1,475.03, 2,212.83 and 501.11 is: 751.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.03 : 2,212.83 = 501.11 : x
  2. Step 2: Convert to fraction form
    1,475.03/2,212.83 = 501.11/x
  3. Step 3: Cross multiply
    1,475.03x = 2,212.83 × 501.11
  4. Step 4: Simplify right side
    1,475.03x = 1,108,860.18
  5. Step 5: Solve for x
    x = 1,108,860.18/1,475.03
  6. Step 6: Final answer
    x = 751.76

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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.