Home / 9,558.80-13,190.64-5,366.96

Finding the Fourth Proportional to 9,558.80, 13,190.64 and 5,366.96

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Solution

The fourth proportional to 9,558.80, 13,190.64 and 5,366.96 is: 7,406.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,558.80 : 13,190.64 = 5,366.96 : x
  2. Step 2: Convert to fraction form
    9,558.80/13,190.64 = 5,366.96/x
  3. Step 3: Cross multiply
    9,558.80x = 13,190.64 × 5,366.96
  4. Step 4: Simplify right side
    9,558.80x = 70,793,637.25
  5. Step 5: Solve for x
    x = 70,793,637.25/9,558.80
  6. Step 6: Final answer
    x = 7,406.12

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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.