Home / 3,086.48-4,630-1,006.68

Finding the Fourth Proportional to 3,086.48, 4,630 and 1,006.68

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Solution

The fourth proportional to 3,086.48, 4,630 and 1,006.68 is: 1,510.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.48 : 4,630 = 1,006.68 : x
  2. Step 2: Convert to fraction form
    3,086.48/4,630 = 1,006.68/x
  3. Step 3: Cross multiply
    3,086.48x = 4,630 × 1,006.68
  4. Step 4: Simplify right side
    3,086.48x = 4,660,928.40
  5. Step 5: Solve for x
    x = 4,660,928.40/3,086.48
  6. Step 6: Final answer
    x = 1,510.11

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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.