Home / 10,350.90-14,284.26-5,635.20

Finding the Fourth Proportional to 10,350.90, 14,284.26 and 5,635.20

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Solution

The fourth proportional to 10,350.90, 14,284.26 and 5,635.20 is: 7,776.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350.90 : 14,284.26 = 5,635.20 : x
  2. Step 2: Convert to fraction form
    10,350.90/14,284.26 = 5,635.20/x
  3. Step 3: Cross multiply
    10,350.90x = 14,284.26 × 5,635.20
  4. Step 4: Simplify right side
    10,350.90x = 80,494,661.95
  5. Step 5: Solve for x
    x = 80,494,661.95/10,350.90
  6. Step 6: Final answer
    x = 7,776.59

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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.