Home / 10,479.26-14,460.90-7,500.08

Finding the Fourth Proportional to 10,479.26, 14,460.90 and 7,500.08

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Solution

The fourth proportional to 10,479.26, 14,460.90 and 7,500.08 is: 10,349.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,479.26 : 14,460.90 = 7,500.08 : x
  2. Step 2: Convert to fraction form
    10,479.26/14,460.90 = 7,500.08/x
  3. Step 3: Cross multiply
    10,479.26x = 14,460.90 × 7,500.08
  4. Step 4: Simplify right side
    10,479.26x = 108,457,906.87
  5. Step 5: Solve for x
    x = 108,457,906.87/10,479.26
  6. Step 6: Final answer
    x = 10,349.77

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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.