Home / 9,477.91-14,214.42-2,812.84

Finding the Fourth Proportional to 9,477.91, 14,214.42 and 2,812.84

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Solution

The fourth proportional to 9,477.91, 14,214.42 and 2,812.84 is: 4,218.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,477.91 : 14,214.42 = 2,812.84 : x
  2. Step 2: Convert to fraction form
    9,477.91/14,214.42 = 2,812.84/x
  3. Step 3: Cross multiply
    9,477.91x = 14,214.42 × 2,812.84
  4. Step 4: Simplify right side
    9,477.91x = 39,982,889.15
  5. Step 5: Solve for x
    x = 39,982,889.15/9,477.91
  6. Step 6: Final answer
    x = 4,218.53

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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.