Home / 9,405.24-14,109.90-2,830.92

Finding the Fourth Proportional to 9,405.24, 14,109.90 and 2,830.92

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Solution

The fourth proportional to 9,405.24, 14,109.90 and 2,830.92 is: 4,246.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405.24 : 14,109.90 = 2,830.92 : x
  2. Step 2: Convert to fraction form
    9,405.24/14,109.90 = 2,830.92/x
  3. Step 3: Cross multiply
    9,405.24x = 14,109.90 × 2,830.92
  4. Step 4: Simplify right side
    9,405.24x = 39,943,998.11
  5. Step 5: Solve for x
    x = 39,943,998.11/9,405.24
  6. Step 6: Final answer
    x = 4,246.99

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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.