Home / 9,558.50-13,190.74-5,366.76

Finding the Fourth Proportional to 9,558.50, 13,190.74 and 5,366.76

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Solution

The fourth proportional to 9,558.50, 13,190.74 and 5,366.76 is: 7,406.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,558.50 : 13,190.74 = 5,366.76 : x
  2. Step 2: Convert to fraction form
    9,558.50/13,190.74 = 5,366.76/x
  3. Step 3: Cross multiply
    9,558.50x = 13,190.74 × 5,366.76
  4. Step 4: Simplify right side
    9,558.50x = 70,791,535.80
  5. Step 5: Solve for x
    x = 70,791,535.80/9,558.50
  6. Step 6: Final answer
    x = 7,406.13

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Double scale
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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.