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Finding the Fourth Proportional to 6,151.23, 8,488.26 and 4,828.10

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Solution

The fourth proportional to 6,151.23, 8,488.26 and 4,828.10 is: 6,662.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151.23 : 8,488.26 = 4,828.10 : x
  2. Step 2: Convert to fraction form
    6,151.23/8,488.26 = 4,828.10/x
  3. Step 3: Cross multiply
    6,151.23x = 8,488.26 × 4,828.10
  4. Step 4: Simplify right side
    6,151.23x = 40,982,125.66
  5. Step 5: Solve for x
    x = 40,982,125.66/6,151.23
  6. Step 6: Final answer
    x = 6,662.43

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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.