Home / 4,625.24-6,389.26-4,127.72

Finding the Fourth Proportional to 4,625.24, 6,389.26 and 4,127.72

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Solution

The fourth proportional to 4,625.24, 6,389.26 and 4,127.72 is: 5,701.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.24 : 6,389.26 = 4,127.72 : x
  2. Step 2: Convert to fraction form
    4,625.24/6,389.26 = 4,127.72/x
  3. Step 3: Cross multiply
    4,625.24x = 6,389.26 × 4,127.72
  4. Step 4: Simplify right side
    4,625.24x = 26,373,076.29
  5. Step 5: Solve for x
    x = 26,373,076.29/4,625.24
  6. Step 6: Final answer
    x = 5,701.99

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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.