Home / 3,341.76-4,989.60-2,854.56

Finding the Fourth Proportional to 3,341.76, 4,989.60 and 2,854.56

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Solution

The fourth proportional to 3,341.76, 4,989.60 and 2,854.56 is: 4,262.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.76 : 4,989.60 = 2,854.56 : x
  2. Step 2: Convert to fraction form
    3,341.76/4,989.60 = 2,854.56/x
  3. Step 3: Cross multiply
    3,341.76x = 4,989.60 × 2,854.56
  4. Step 4: Simplify right side
    3,341.76x = 14,243,112.58
  5. Step 5: Solve for x
    x = 14,243,112.58/3,341.76
  6. Step 6: Final answer
    x = 4,262.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.