Home / 4,242.63-6,357.45-2,159.52

Finding the Fourth Proportional to 4,242.63, 6,357.45 and 2,159.52

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Solution

The fourth proportional to 4,242.63, 6,357.45 and 2,159.52 is: 3,235.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.63 : 6,357.45 = 2,159.52 : x
  2. Step 2: Convert to fraction form
    4,242.63/6,357.45 = 2,159.52/x
  3. Step 3: Cross multiply
    4,242.63x = 6,357.45 × 2,159.52
  4. Step 4: Simplify right side
    4,242.63x = 13,729,024.68
  5. Step 5: Solve for x
    x = 13,729,024.68/4,242.63
  6. Step 6: Final answer
    x = 3,235.97

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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.