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Finding the Fourth Proportional to 6,275.96, 9,415.22 and 1,893.45

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Solution

The fourth proportional to 6,275.96, 9,415.22 and 1,893.45 is: 2,840.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.96 : 9,415.22 = 1,893.45 : x
  2. Step 2: Convert to fraction form
    6,275.96/9,415.22 = 1,893.45/x
  3. Step 3: Cross multiply
    6,275.96x = 9,415.22 × 1,893.45
  4. Step 4: Simplify right side
    6,275.96x = 17,827,238.84
  5. Step 5: Solve for x
    x = 17,827,238.84/6,275.96
  6. Step 6: Final answer
    x = 2,840.56

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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.