Home / 3,259.36-4,497.90-1,767.32

Finding the Fourth Proportional to 3,259.36, 4,497.90 and 1,767.32

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Solution

The fourth proportional to 3,259.36, 4,497.90 and 1,767.32 is: 2,438.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.36 : 4,497.90 = 1,767.32 : x
  2. Step 2: Convert to fraction form
    3,259.36/4,497.90 = 1,767.32/x
  3. Step 3: Cross multiply
    3,259.36x = 4,497.90 × 1,767.32
  4. Step 4: Simplify right side
    3,259.36x = 7,949,228.63
  5. Step 5: Solve for x
    x = 7,949,228.63/3,259.36
  6. Step 6: Final answer
    x = 2,438.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.