Home / 3,443.66-4,746.79-3,157.63

Finding the Fourth Proportional to 3,443.66, 4,746.79 and 3,157.63

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Solution

The fourth proportional to 3,443.66, 4,746.79 and 3,157.63 is: 4,352.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.66 : 4,746.79 = 3,157.63 : x
  2. Step 2: Convert to fraction form
    3,443.66/4,746.79 = 3,157.63/x
  3. Step 3: Cross multiply
    3,443.66x = 4,746.79 × 3,157.63
  4. Step 4: Simplify right side
    3,443.66x = 14,988,586.75
  5. Step 5: Solve for x
    x = 14,988,586.75/3,443.66
  6. Step 6: Final answer
    x = 4,352.52

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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.