Home / 4,086.52-6,127.50-2,421.32

Finding the Fourth Proportional to 4,086.52, 6,127.50 and 2,421.32

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Solution

The fourth proportional to 4,086.52, 6,127.50 and 2,421.32 is: 3,630.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.52 : 6,127.50 = 2,421.32 : x
  2. Step 2: Convert to fraction form
    4,086.52/6,127.50 = 2,421.32/x
  3. Step 3: Cross multiply
    4,086.52x = 6,127.50 × 2,421.32
  4. Step 4: Simplify right side
    4,086.52x = 14,836,638.30
  5. Step 5: Solve for x
    x = 14,836,638.30/4,086.52
  6. Step 6: Final answer
    x = 3,630.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.