Home / 1,475.24-2,212.54-501.32

Finding the Fourth Proportional to 1,475.24, 2,212.54 and 501.32

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Solution

The fourth proportional to 1,475.24, 2,212.54 and 501.32 is: 751.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.24 : 2,212.54 = 501.32 : x
  2. Step 2: Convert to fraction form
    1,475.24/2,212.54 = 501.32/x
  3. Step 3: Cross multiply
    1,475.24x = 2,212.54 × 501.32
  4. Step 4: Simplify right side
    1,475.24x = 1,109,190.55
  5. Step 5: Solve for x
    x = 1,109,190.55/1,475.24
  6. Step 6: Final answer
    x = 751.87

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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.