Home / 7,521.72-11,284.50-4,767.96

Finding the Fourth Proportional to 7,521.72, 11,284.50 and 4,767.96

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Solution

The fourth proportional to 7,521.72, 11,284.50 and 4,767.96 is: 7,153.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.72 : 11,284.50 = 4,767.96 : x
  2. Step 2: Convert to fraction form
    7,521.72/11,284.50 = 4,767.96/x
  3. Step 3: Cross multiply
    7,521.72x = 11,284.50 × 4,767.96
  4. Step 4: Simplify right side
    7,521.72x = 53,804,044.62
  5. Step 5: Solve for x
    x = 53,804,044.62/7,521.72
  6. Step 6: Final answer
    x = 7,153.16

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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.