Home / 7,403.29-11,106.99-4,118.68

Finding the Fourth Proportional to 7,403.29, 11,106.99 and 4,118.68

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Solution

The fourth proportional to 7,403.29, 11,106.99 and 4,118.68 is: 6,179.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.29 : 11,106.99 = 4,118.68 : x
  2. Step 2: Convert to fraction form
    7,403.29/11,106.99 = 4,118.68/x
  3. Step 3: Cross multiply
    7,403.29x = 11,106.99 × 4,118.68
  4. Step 4: Simplify right side
    7,403.29x = 45,746,116.98
  5. Step 5: Solve for x
    x = 45,746,116.98/7,403.29
  6. Step 6: Final answer
    x = 6,179.16

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1.5x scale

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.