Home / 4,534.74-6,747.24-4,421.75

Finding the Fourth Proportional to 4,534.74, 6,747.24 and 4,421.75

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Solution

The fourth proportional to 4,534.74, 6,747.24 and 4,421.75 is: 6,579.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,534.74 : 6,747.24 = 4,421.75 : x
  2. Step 2: Convert to fraction form
    4,534.74/6,747.24 = 4,421.75/x
  3. Step 3: Cross multiply
    4,534.74x = 6,747.24 × 4,421.75
  4. Step 4: Simplify right side
    4,534.74x = 29,834,574.73
  5. Step 5: Solve for x
    x = 29,834,574.73/4,534.74
  6. Step 6: Final answer
    x = 6,579.11

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.