Home / 10,350.40-14,282.82-5,634.58

Finding the Fourth Proportional to 10,350.40, 14,282.82 and 5,634.58

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Solution

The fourth proportional to 10,350.40, 14,282.82 and 5,634.58 is: 7,775.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350.40 : 14,282.82 = 5,634.58 : x
  2. Step 2: Convert to fraction form
    10,350.40/14,282.82 = 5,634.58/x
  3. Step 3: Cross multiply
    10,350.40x = 14,282.82 × 5,634.58
  4. Step 4: Simplify right side
    10,350.40x = 80,477,691.92
  5. Step 5: Solve for x
    x = 80,477,691.92/10,350.40
  6. Step 6: Final answer
    x = 7,775.32

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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.