Home / 4,308.76-6,458.46-2,113.12

Finding the Fourth Proportional to 4,308.76, 6,458.46 and 2,113.12

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Solution

The fourth proportional to 4,308.76, 6,458.46 and 2,113.12 is: 3,167.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,308.76 : 6,458.46 = 2,113.12 : x
  2. Step 2: Convert to fraction form
    4,308.76/6,458.46 = 2,113.12/x
  3. Step 3: Cross multiply
    4,308.76x = 6,458.46 × 2,113.12
  4. Step 4: Simplify right side
    4,308.76x = 13,647,501.00
  5. Step 5: Solve for x
    x = 13,647,501.00/4,308.76
  6. Step 6: Final answer
    x = 3,167.38

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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.