Home / 9,366.28-12,925.34-5,174.60

Finding the Fourth Proportional to 9,366.28, 12,925.34 and 5,174.60

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Solution

The fourth proportional to 9,366.28, 12,925.34 and 5,174.60 is: 7,140.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,366.28 : 12,925.34 = 5,174.60 : x
  2. Step 2: Convert to fraction form
    9,366.28/12,925.34 = 5,174.60/x
  3. Step 3: Cross multiply
    9,366.28x = 12,925.34 × 5,174.60
  4. Step 4: Simplify right side
    9,366.28x = 66,883,464.36
  5. Step 5: Solve for x
    x = 66,883,464.36/9,366.28
  6. Step 6: Final answer
    x = 7,140.88

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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.