Home / 6,070.66-9,105.71-1,688.02

Finding the Fourth Proportional to 6,070.66, 9,105.71 and 1,688.02

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Solution

The fourth proportional to 6,070.66, 9,105.71 and 1,688.02 is: 2,531.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,070.66 : 9,105.71 = 1,688.02 : x
  2. Step 2: Convert to fraction form
    6,070.66/9,105.71 = 1,688.02/x
  3. Step 3: Cross multiply
    6,070.66x = 9,105.71 × 1,688.02
  4. Step 4: Simplify right side
    6,070.66x = 15,370,589.39
  5. Step 5: Solve for x
    x = 15,370,589.39/6,070.66
  6. Step 6: Final answer
    x = 2,531.95

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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.