Home / 6,116.85-9,169.74-2,218.50

Finding the Fourth Proportional to 6,116.85, 9,169.74 and 2,218.50

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Solution

The fourth proportional to 6,116.85, 9,169.74 and 2,218.50 is: 3,325.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,116.85 : 9,169.74 = 2,218.50 : x
  2. Step 2: Convert to fraction form
    6,116.85/9,169.74 = 2,218.50/x
  3. Step 3: Cross multiply
    6,116.85x = 9,169.74 × 2,218.50
  4. Step 4: Simplify right side
    6,116.85x = 20,343,068.19
  5. Step 5: Solve for x
    x = 20,343,068.19/6,116.85
  6. Step 6: Final answer
    x = 3,325.74

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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.