Home / 3,140.54-4,707.98-2,026.95

Finding the Fourth Proportional to 3,140.54, 4,707.98 and 2,026.95

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Solution

The fourth proportional to 3,140.54, 4,707.98 and 2,026.95 is: 3,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140.54 : 4,707.98 = 2,026.95 : x
  2. Step 2: Convert to fraction form
    3,140.54/4,707.98 = 2,026.95/x
  3. Step 3: Cross multiply
    3,140.54x = 4,707.98 × 2,026.95
  4. Step 4: Simplify right side
    3,140.54x = 9,542,829.93
  5. Step 5: Solve for x
    x = 9,542,829.93/3,140.54
  6. Step 6: Final answer
    x = 3,038.60

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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.