Home / 6,124.74-9,187.71-1,963.70

Finding the Fourth Proportional to 6,124.74, 9,187.71 and 1,963.70

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Solution

The fourth proportional to 6,124.74, 9,187.71 and 1,963.70 is: 2,945.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.74 : 9,187.71 = 1,963.70 : x
  2. Step 2: Convert to fraction form
    6,124.74/9,187.71 = 1,963.70/x
  3. Step 3: Cross multiply
    6,124.74x = 9,187.71 × 1,963.70
  4. Step 4: Simplify right side
    6,124.74x = 18,041,906.13
  5. Step 5: Solve for x
    x = 18,041,906.13/6,124.74
  6. Step 6: Final answer
    x = 2,945.74

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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.