Home / 4,335.72-6,502.42-1,215.54

Finding the Fourth Proportional to 4,335.72, 6,502.42 and 1,215.54

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Solution

The fourth proportional to 4,335.72, 6,502.42 and 1,215.54 is: 1,822.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,335.72 : 6,502.42 = 1,215.54 : x
  2. Step 2: Convert to fraction form
    4,335.72/6,502.42 = 1,215.54/x
  3. Step 3: Cross multiply
    4,335.72x = 6,502.42 × 1,215.54
  4. Step 4: Simplify right side
    4,335.72x = 7,903,951.61
  5. Step 5: Solve for x
    x = 7,903,951.61/4,335.72
  6. Step 6: Final answer
    x = 1,822.98

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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.