Home / 9,343.36-14,025.60-6,400.64

Finding the Fourth Proportional to 9,343.36, 14,025.60 and 6,400.64

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Solution

The fourth proportional to 9,343.36, 14,025.60 and 6,400.64 is: 9,608.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,343.36 : 14,025.60 = 6,400.64 : x
  2. Step 2: Convert to fraction form
    9,343.36/14,025.60 = 6,400.64/x
  3. Step 3: Cross multiply
    9,343.36x = 14,025.60 × 6,400.64
  4. Step 4: Simplify right side
    9,343.36x = 89,772,816.38
  5. Step 5: Solve for x
    x = 89,772,816.38/9,343.36
  6. Step 6: Final answer
    x = 9,608.19

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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.