Home / 3,276.40-4,502.60-3,124.12

Finding the Fourth Proportional to 3,276.40, 4,502.60 and 3,124.12

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Solution

The fourth proportional to 3,276.40, 4,502.60 and 3,124.12 is: 4,293.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.40 : 4,502.60 = 3,124.12 : x
  2. Step 2: Convert to fraction form
    3,276.40/4,502.60 = 3,124.12/x
  3. Step 3: Cross multiply
    3,276.40x = 4,502.60 × 3,124.12
  4. Step 4: Simplify right side
    3,276.40x = 14,066,662.71
  5. Step 5: Solve for x
    x = 14,066,662.71/3,276.40
  6. Step 6: Final answer
    x = 4,293.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.