Home / 4,606.66-6,909.96-2,140.11

Finding the Fourth Proportional to 4,606.66, 6,909.96 and 2,140.11

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Solution

The fourth proportional to 4,606.66, 6,909.96 and 2,140.11 is: 3,210.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,606.66 : 6,909.96 = 2,140.11 : x
  2. Step 2: Convert to fraction form
    4,606.66/6,909.96 = 2,140.11/x
  3. Step 3: Cross multiply
    4,606.66x = 6,909.96 × 2,140.11
  4. Step 4: Simplify right side
    4,606.66x = 14,788,063.80
  5. Step 5: Solve for x
    x = 14,788,063.80/4,606.66
  6. Step 6: Final answer
    x = 3,210.15

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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.