Home / 4,671.22-6,444.20-2,991.96

Finding the Fourth Proportional to 4,671.22, 6,444.20 and 2,991.96

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Solution

The fourth proportional to 4,671.22, 6,444.20 and 2,991.96 is: 4,127.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.22 : 6,444.20 = 2,991.96 : x
  2. Step 2: Convert to fraction form
    4,671.22/6,444.20 = 2,991.96/x
  3. Step 3: Cross multiply
    4,671.22x = 6,444.20 × 2,991.96
  4. Step 4: Simplify right side
    4,671.22x = 19,280,788.63
  5. Step 5: Solve for x
    x = 19,280,788.63/4,671.22
  6. Step 6: Final answer
    x = 4,127.57

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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.