Home / 4,254.98-5,873.09-2,840.72

Finding the Fourth Proportional to 4,254.98, 5,873.09 and 2,840.72

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Solution

The fourth proportional to 4,254.98, 5,873.09 and 2,840.72 is: 3,921.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.98 : 5,873.09 = 2,840.72 : x
  2. Step 2: Convert to fraction form
    4,254.98/5,873.09 = 2,840.72/x
  3. Step 3: Cross multiply
    4,254.98x = 5,873.09 × 2,840.72
  4. Step 4: Simplify right side
    4,254.98x = 16,683,760.66
  5. Step 5: Solve for x
    x = 16,683,760.66/4,254.98
  6. Step 6: Final answer
    x = 3,921.00

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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.