Home / 10,400.64-14,351.52-6,208

Finding the Fourth Proportional to 10,400.64, 14,351.52 and 6,208

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Solution

The fourth proportional to 10,400.64, 14,351.52 and 6,208 is: 8,566.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400.64 : 14,351.52 = 6,208 : x
  2. Step 2: Convert to fraction form
    10,400.64/14,351.52 = 6,208/x
  3. Step 3: Cross multiply
    10,400.64x = 14,351.52 × 6,208
  4. Step 4: Simplify right side
    10,400.64x = 89,094,236.16
  5. Step 5: Solve for x
    x = 89,094,236.16/10,400.64
  6. Step 6: Final answer
    x = 8,566.23

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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.