Home / 7,068.88-10,606.74-2,910.16

Finding the Fourth Proportional to 7,068.88, 10,606.74 and 2,910.16

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Solution

The fourth proportional to 7,068.88, 10,606.74 and 2,910.16 is: 4,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.88 : 10,606.74 = 2,910.16 : x
  2. Step 2: Convert to fraction form
    7,068.88/10,606.74 = 2,910.16/x
  3. Step 3: Cross multiply
    7,068.88x = 10,606.74 × 2,910.16
  4. Step 4: Simplify right side
    7,068.88x = 30,867,310.48
  5. Step 5: Solve for x
    x = 30,867,310.48/7,068.88
  6. Step 6: Final answer
    x = 4,366.65

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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.