Home / 10,322.90-15,484.97-2,926.75

Finding the Fourth Proportional to 10,322.90, 15,484.97 and 2,926.75

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Solution

The fourth proportional to 10,322.90, 15,484.97 and 2,926.75 is: 4,390.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,322.90 : 15,484.97 = 2,926.75 : x
  2. Step 2: Convert to fraction form
    10,322.90/15,484.97 = 2,926.75/x
  3. Step 3: Cross multiply
    10,322.90x = 15,484.97 × 2,926.75
  4. Step 4: Simplify right side
    10,322.90x = 45,320,635.95
  5. Step 5: Solve for x
    x = 45,320,635.95/10,322.90
  6. Step 6: Final answer
    x = 4,390.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.