Home / 3,026.92-4,178.73-2,037.40

Finding the Fourth Proportional to 3,026.92, 4,178.73 and 2,037.40

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Solution

The fourth proportional to 3,026.92, 4,178.73 and 2,037.40 is: 2,812.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.92 : 4,178.73 = 2,037.40 : x
  2. Step 2: Convert to fraction form
    3,026.92/4,178.73 = 2,037.40/x
  3. Step 3: Cross multiply
    3,026.92x = 4,178.73 × 2,037.40
  4. Step 4: Simplify right side
    3,026.92x = 8,513,744.50
  5. Step 5: Solve for x
    x = 8,513,744.50/3,026.92
  6. Step 6: Final answer
    x = 2,812.68

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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.