Home / 3,207.36-4,784.90-3,125.96

Finding the Fourth Proportional to 3,207.36, 4,784.90 and 3,125.96

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Solution

The fourth proportional to 3,207.36, 4,784.90 and 3,125.96 is: 4,663.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.36 : 4,784.90 = 3,125.96 : x
  2. Step 2: Convert to fraction form
    3,207.36/4,784.90 = 3,125.96/x
  3. Step 3: Cross multiply
    3,207.36x = 4,784.90 × 3,125.96
  4. Step 4: Simplify right side
    3,207.36x = 14,957,366.45
  5. Step 5: Solve for x
    x = 14,957,366.45/3,207.36
  6. Step 6: Final answer
    x = 4,663.45

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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.