Home / 3,384.81-4,671.54-2,443.77

Finding the Fourth Proportional to 3,384.81, 4,671.54 and 2,443.77

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Solution

The fourth proportional to 3,384.81, 4,671.54 and 2,443.77 is: 3,372.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.81 : 4,671.54 = 2,443.77 : x
  2. Step 2: Convert to fraction form
    3,384.81/4,671.54 = 2,443.77/x
  3. Step 3: Cross multiply
    3,384.81x = 4,671.54 × 2,443.77
  4. Step 4: Simplify right side
    3,384.81x = 11,416,169.31
  5. Step 5: Solve for x
    x = 11,416,169.31/3,384.81
  6. Step 6: Final answer
    x = 3,372.77

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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.