Home / 5,461.36-7,537.58-3,223.78

Finding the Fourth Proportional to 5,461.36, 7,537.58 and 3,223.78

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Solution

The fourth proportional to 5,461.36, 7,537.58 and 3,223.78 is: 4,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.36 : 7,537.58 = 3,223.78 : x
  2. Step 2: Convert to fraction form
    5,461.36/7,537.58 = 3,223.78/x
  3. Step 3: Cross multiply
    5,461.36x = 7,537.58 × 3,223.78
  4. Step 4: Simplify right side
    5,461.36x = 24,299,499.65
  5. Step 5: Solve for x
    x = 24,299,499.65/5,461.36
  6. Step 6: Final answer
    x = 4,449.35

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.