Home / 9,480.15-14,220.86-2,910.92

Finding the Fourth Proportional to 9,480.15, 14,220.86 and 2,910.92

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Solution

The fourth proportional to 9,480.15, 14,220.86 and 2,910.92 is: 4,366.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.15 : 14,220.86 = 2,910.92 : x
  2. Step 2: Convert to fraction form
    9,480.15/14,220.86 = 2,910.92/x
  3. Step 3: Cross multiply
    9,480.15x = 14,220.86 × 2,910.92
  4. Step 4: Simplify right side
    9,480.15x = 41,395,700.13
  5. Step 5: Solve for x
    x = 41,395,700.13/9,480.15
  6. Step 6: Final answer
    x = 4,366.57

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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.