Home / 2,347.28-3,520.92-1,614.64

Finding the Fourth Proportional to 2,347.28, 3,520.92 and 1,614.64

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Solution

The fourth proportional to 2,347.28, 3,520.92 and 1,614.64 is: 2,421.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.28 : 3,520.92 = 1,614.64 : x
  2. Step 2: Convert to fraction form
    2,347.28/3,520.92 = 1,614.64/x
  3. Step 3: Cross multiply
    2,347.28x = 3,520.92 × 1,614.64
  4. Step 4: Simplify right side
    2,347.28x = 5,685,018.27
  5. Step 5: Solve for x
    x = 5,685,018.27/2,347.28
  6. Step 6: Final answer
    x = 2,421.96

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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.