Home / 11,224.05-15,488.47-6,187.98

Finding the Fourth Proportional to 11,224.05, 15,488.47 and 6,187.98

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Solution

The fourth proportional to 11,224.05, 15,488.47 and 6,187.98 is: 8,539.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,224.05 : 15,488.47 = 6,187.98 : x
  2. Step 2: Convert to fraction form
    11,224.05/15,488.47 = 6,187.98/x
  3. Step 3: Cross multiply
    11,224.05x = 15,488.47 × 6,187.98
  4. Step 4: Simplify right side
    11,224.05x = 95,842,342.59
  5. Step 5: Solve for x
    x = 95,842,342.59/11,224.05
  6. Step 6: Final answer
    x = 8,539.02

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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.