Home / 10,396.04-14,346-5,919.78

Finding the Fourth Proportional to 10,396.04, 14,346 and 5,919.78

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Solution

The fourth proportional to 10,396.04, 14,346 and 5,919.78 is: 8,168.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,396.04 : 14,346 = 5,919.78 : x
  2. Step 2: Convert to fraction form
    10,396.04/14,346 = 5,919.78/x
  3. Step 3: Cross multiply
    10,396.04x = 14,346 × 5,919.78
  4. Step 4: Simplify right side
    10,396.04x = 84,925,163.88
  5. Step 5: Solve for x
    x = 84,925,163.88/10,396.04
  6. Step 6: Final answer
    x = 8,168.99

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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.