Home / 9,928.80-13,703.30-5,951.16

Finding the Fourth Proportional to 9,928.80, 13,703.30 and 5,951.16

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Solution

The fourth proportional to 9,928.80, 13,703.30 and 5,951.16 is: 8,213.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928.80 : 13,703.30 = 5,951.16 : x
  2. Step 2: Convert to fraction form
    9,928.80/13,703.30 = 5,951.16/x
  3. Step 3: Cross multiply
    9,928.80x = 13,703.30 × 5,951.16
  4. Step 4: Simplify right side
    9,928.80x = 81,550,501.07
  5. Step 5: Solve for x
    x = 81,550,501.07/9,928.80
  6. Step 6: Final answer
    x = 8,213.53

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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.