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Finding the Fourth Proportional to 3,488.67, 4,811.67 and 2,544.30

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Solution

The fourth proportional to 3,488.67, 4,811.67 and 2,544.30 is: 3,509.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.67 : 4,811.67 = 2,544.30 : x
  2. Step 2: Convert to fraction form
    3,488.67/4,811.67 = 2,544.30/x
  3. Step 3: Cross multiply
    3,488.67x = 4,811.67 × 2,544.30
  4. Step 4: Simplify right side
    3,488.67x = 12,242,331.98
  5. Step 5: Solve for x
    x = 12,242,331.98/3,488.67
  6. Step 6: Final answer
    x = 3,509.17

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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.