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Finding the Fourth Proportional to 6,222.71, 9,335.63 and 1,840.16

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Solution

The fourth proportional to 6,222.71, 9,335.63 and 1,840.16 is: 2,760.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.71 : 9,335.63 = 1,840.16 : x
  2. Step 2: Convert to fraction form
    6,222.71/9,335.63 = 1,840.16/x
  3. Step 3: Cross multiply
    6,222.71x = 9,335.63 × 1,840.16
  4. Step 4: Simplify right side
    6,222.71x = 17,179,010.82
  5. Step 5: Solve for x
    x = 17,179,010.82/6,222.71
  6. Step 6: Final answer
    x = 2,760.70

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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.