Home / 3,454.36-4,767.32-1,962.74

Finding the Fourth Proportional to 3,454.36, 4,767.32 and 1,962.74

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Solution

The fourth proportional to 3,454.36, 4,767.32 and 1,962.74 is: 2,708.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454.36 : 4,767.32 = 1,962.74 : x
  2. Step 2: Convert to fraction form
    3,454.36/4,767.32 = 1,962.74/x
  3. Step 3: Cross multiply
    3,454.36x = 4,767.32 × 1,962.74
  4. Step 4: Simplify right side
    3,454.36x = 9,357,009.66
  5. Step 5: Solve for x
    x = 9,357,009.66/3,454.36
  6. Step 6: Final answer
    x = 2,708.75

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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.