Home / 10,670.44-16,001.38-4,426.20

Finding the Fourth Proportional to 10,670.44, 16,001.38 and 4,426.20

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Solution

The fourth proportional to 10,670.44, 16,001.38 and 4,426.20 is: 6,637.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.44 : 16,001.38 = 4,426.20 : x
  2. Step 2: Convert to fraction form
    10,670.44/16,001.38 = 4,426.20/x
  3. Step 3: Cross multiply
    10,670.44x = 16,001.38 × 4,426.20
  4. Step 4: Simplify right side
    10,670.44x = 70,825,308.16
  5. Step 5: Solve for x
    x = 70,825,308.16/10,670.44
  6. Step 6: Final answer
    x = 6,637.52

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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.