Home / 4,561.70-6,841.73-1,275.12

Finding the Fourth Proportional to 4,561.70, 6,841.73 and 1,275.12

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Solution

The fourth proportional to 4,561.70, 6,841.73 and 1,275.12 is: 1,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,561.70 : 6,841.73 = 1,275.12 : x
  2. Step 2: Convert to fraction form
    4,561.70/6,841.73 = 1,275.12/x
  3. Step 3: Cross multiply
    4,561.70x = 6,841.73 × 1,275.12
  4. Step 4: Simplify right side
    4,561.70x = 8,724,029.95
  5. Step 5: Solve for x
    x = 8,724,029.95/4,561.70
  6. Step 6: Final answer
    x = 1,912.45

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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.