Home / 4,901.28-6,762.12-3,326.64

Finding the Fourth Proportional to 4,901.28, 6,762.12 and 3,326.64

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Solution

The fourth proportional to 4,901.28, 6,762.12 and 3,326.64 is: 4,589.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.28 : 6,762.12 = 3,326.64 : x
  2. Step 2: Convert to fraction form
    4,901.28/6,762.12 = 3,326.64/x
  3. Step 3: Cross multiply
    4,901.28x = 6,762.12 × 3,326.64
  4. Step 4: Simplify right side
    4,901.28x = 22,495,138.88
  5. Step 5: Solve for x
    x = 22,495,138.88/4,901.28
  6. Step 6: Final answer
    x = 4,589.65

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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.