Home / 6,668.20-10,002.30-4,359.70

Finding the Fourth Proportional to 6,668.20, 10,002.30 and 4,359.70

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Solution

The fourth proportional to 6,668.20, 10,002.30 and 4,359.70 is: 6,539.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668.20 : 10,002.30 = 4,359.70 : x
  2. Step 2: Convert to fraction form
    6,668.20/10,002.30 = 4,359.70/x
  3. Step 3: Cross multiply
    6,668.20x = 10,002.30 × 4,359.70
  4. Step 4: Simplify right side
    6,668.20x = 43,607,027.31
  5. Step 5: Solve for x
    x = 43,607,027.31/6,668.20
  6. Step 6: Final answer
    x = 6,539.55

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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.