Home / 10,479.26-14,458.83-6,649.50

Finding the Fourth Proportional to 10,479.26, 14,458.83 and 6,649.50

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Solution

The fourth proportional to 10,479.26, 14,458.83 and 6,649.50 is: 9,174.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,479.26 : 14,458.83 = 6,649.50 : x
  2. Step 2: Convert to fraction form
    10,479.26/14,458.83 = 6,649.50/x
  3. Step 3: Cross multiply
    10,479.26x = 14,458.83 × 6,649.50
  4. Step 4: Simplify right side
    10,479.26x = 96,143,990.09
  5. Step 5: Solve for x
    x = 96,143,990.09/10,479.26
  6. Step 6: Final answer
    x = 9,174.70

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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.