Home / 4,025.43-6,038.96-1,392.80

Finding the Fourth Proportional to 4,025.43, 6,038.96 and 1,392.80

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Solution

The fourth proportional to 4,025.43, 6,038.96 and 1,392.80 is: 2,089.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,025.43 : 6,038.96 = 1,392.80 : x
  2. Step 2: Convert to fraction form
    4,025.43/6,038.96 = 1,392.80/x
  3. Step 3: Cross multiply
    4,025.43x = 6,038.96 × 1,392.80
  4. Step 4: Simplify right side
    4,025.43x = 8,411,026.33
  5. Step 5: Solve for x
    x = 8,411,026.33/4,025.43
  6. Step 6: Final answer
    x = 2,089.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.