Home / 4,681.15-6,454.15-2,999.79

Finding the Fourth Proportional to 4,681.15, 6,454.15 and 2,999.79

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Solution

The fourth proportional to 4,681.15, 6,454.15 and 2,999.79 is: 4,135.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.15 : 6,454.15 = 2,999.79 : x
  2. Step 2: Convert to fraction form
    4,681.15/6,454.15 = 2,999.79/x
  3. Step 3: Cross multiply
    4,681.15x = 6,454.15 × 2,999.79
  4. Step 4: Simplify right side
    4,681.15x = 19,361,079.63
  5. Step 5: Solve for x
    x = 19,361,079.63/4,681.15
  6. Step 6: Final answer
    x = 4,135.97

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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.