Home / 11,798.12-16,280.44-7,320.24

Finding the Fourth Proportional to 11,798.12, 16,280.44 and 7,320.24

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Solution

The fourth proportional to 11,798.12, 16,280.44 and 7,320.24 is: 10,101.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,798.12 : 16,280.44 = 7,320.24 : x
  2. Step 2: Convert to fraction form
    11,798.12/16,280.44 = 7,320.24/x
  3. Step 3: Cross multiply
    11,798.12x = 16,280.44 × 7,320.24
  4. Step 4: Simplify right side
    11,798.12x = 119,176,750.98
  5. Step 5: Solve for x
    x = 119,176,750.98/11,798.12
  6. Step 6: Final answer
    x = 10,101.33

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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.