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Finding the Fourth Proportional to 7,787.03, 10,745.73 and 4,803.17

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Solution

The fourth proportional to 7,787.03, 10,745.73 and 4,803.17 is: 6,628.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,787.03 : 10,745.73 = 4,803.17 : x
  2. Step 2: Convert to fraction form
    7,787.03/10,745.73 = 4,803.17/x
  3. Step 3: Cross multiply
    7,787.03x = 10,745.73 × 4,803.17
  4. Step 4: Simplify right side
    7,787.03x = 51,613,514.24
  5. Step 5: Solve for x
    x = 51,613,514.24/7,787.03
  6. Step 6: Final answer
    x = 6,628.14

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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.