Home / 7,721.76-10,658.46-4,927.26

Finding the Fourth Proportional to 7,721.76, 10,658.46 and 4,927.26

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Solution

The fourth proportional to 7,721.76, 10,658.46 and 4,927.26 is: 6,801.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721.76 : 10,658.46 = 4,927.26 : x
  2. Step 2: Convert to fraction form
    7,721.76/10,658.46 = 4,927.26/x
  3. Step 3: Cross multiply
    7,721.76x = 10,658.46 × 4,927.26
  4. Step 4: Simplify right side
    7,721.76x = 52,517,003.62
  5. Step 5: Solve for x
    x = 52,517,003.62/7,721.76
  6. Step 6: Final answer
    x = 6,801.17

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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.