Home / 6,970.22-9,618.97-3,826.47

Finding the Fourth Proportional to 6,970.22, 9,618.97 and 3,826.47

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Solution

The fourth proportional to 6,970.22, 9,618.97 and 3,826.47 is: 5,280.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970.22 : 9,618.97 = 3,826.47 : x
  2. Step 2: Convert to fraction form
    6,970.22/9,618.97 = 3,826.47/x
  3. Step 3: Cross multiply
    6,970.22x = 9,618.97 × 3,826.47
  4. Step 4: Simplify right side
    6,970.22x = 36,806,733.82
  5. Step 5: Solve for x
    x = 36,806,733.82/6,970.22
  6. Step 6: Final answer
    x = 5,280.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.