Home / 3,038.86-4,192.20-2,044.72

Finding the Fourth Proportional to 3,038.86, 4,192.20 and 2,044.72

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Solution

The fourth proportional to 3,038.86, 4,192.20 and 2,044.72 is: 2,820.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.86 : 4,192.20 = 2,044.72 : x
  2. Step 2: Convert to fraction form
    3,038.86/4,192.20 = 2,044.72/x
  3. Step 3: Cross multiply
    3,038.86x = 4,192.20 × 2,044.72
  4. Step 4: Simplify right side
    3,038.86x = 8,571,875.18
  5. Step 5: Solve for x
    x = 8,571,875.18/3,038.86
  6. Step 6: Final answer
    x = 2,820.75

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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.