Home / 4,264.40-6,397.52-1,667.36

Finding the Fourth Proportional to 4,264.40, 6,397.52 and 1,667.36

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Solution

The fourth proportional to 4,264.40, 6,397.52 and 1,667.36 is: 2,501.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,264.40 : 6,397.52 = 1,667.36 : x
  2. Step 2: Convert to fraction form
    4,264.40/6,397.52 = 1,667.36/x
  3. Step 3: Cross multiply
    4,264.40x = 6,397.52 × 1,667.36
  4. Step 4: Simplify right side
    4,264.40x = 10,666,928.62
  5. Step 5: Solve for x
    x = 10,666,928.62/4,264.40
  6. Step 6: Final answer
    x = 2,501.39

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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.