Home / 9,363.02-14,039.86-3,120.84

Finding the Fourth Proportional to 9,363.02, 14,039.86 and 3,120.84

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Solution

The fourth proportional to 9,363.02, 14,039.86 and 3,120.84 is: 4,679.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,363.02 : 14,039.86 = 3,120.84 : x
  2. Step 2: Convert to fraction form
    9,363.02/14,039.86 = 3,120.84/x
  3. Step 3: Cross multiply
    9,363.02x = 14,039.86 × 3,120.84
  4. Step 4: Simplify right side
    9,363.02x = 43,816,165.70
  5. Step 5: Solve for x
    x = 43,816,165.70/9,363.02
  6. Step 6: Final answer
    x = 4,679.71

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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.