Home / 10,722.79-16,077.68-4,798.59

Finding the Fourth Proportional to 10,722.79, 16,077.68 and 4,798.59

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Solution

The fourth proportional to 10,722.79, 16,077.68 and 4,798.59 is: 7,194.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,722.79 : 16,077.68 = 4,798.59 : x
  2. Step 2: Convert to fraction form
    10,722.79/16,077.68 = 4,798.59/x
  3. Step 3: Cross multiply
    10,722.79x = 16,077.68 × 4,798.59
  4. Step 4: Simplify right side
    10,722.79x = 77,150,194.47
  5. Step 5: Solve for x
    x = 77,150,194.47/10,722.79
  6. Step 6: Final answer
    x = 7,194.97

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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.