Home / 8,920.48-13,382.25-2,997.93

Finding the Fourth Proportional to 8,920.48, 13,382.25 and 2,997.93

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Solution

The fourth proportional to 8,920.48, 13,382.25 and 2,997.93 is: 4,497.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,920.48 : 13,382.25 = 2,997.93 : x
  2. Step 2: Convert to fraction form
    8,920.48/13,382.25 = 2,997.93/x
  3. Step 3: Cross multiply
    8,920.48x = 13,382.25 × 2,997.93
  4. Step 4: Simplify right side
    8,920.48x = 40,119,048.74
  5. Step 5: Solve for x
    x = 40,119,048.74/8,920.48
  6. Step 6: Final answer
    x = 4,497.41

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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.