Home / 9,468.18-14,190.84-6,690.78

Finding the Fourth Proportional to 9,468.18, 14,190.84 and 6,690.78

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Solution

The fourth proportional to 9,468.18, 14,190.84 and 6,690.78 is: 10,028.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,468.18 : 14,190.84 = 6,690.78 : x
  2. Step 2: Convert to fraction form
    9,468.18/14,190.84 = 6,690.78/x
  3. Step 3: Cross multiply
    9,468.18x = 14,190.84 × 6,690.78
  4. Step 4: Simplify right side
    9,468.18x = 94,947,788.46
  5. Step 5: Solve for x
    x = 94,947,788.46/9,468.18
  6. Step 6: Final answer
    x = 10,028.09

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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.