Home / 5,516.18-7,614.02-3,392.36

Finding the Fourth Proportional to 5,516.18, 7,614.02 and 3,392.36

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Solution

The fourth proportional to 5,516.18, 7,614.02 and 3,392.36 is: 4,682.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516.18 : 7,614.02 = 3,392.36 : x
  2. Step 2: Convert to fraction form
    5,516.18/7,614.02 = 3,392.36/x
  3. Step 3: Cross multiply
    5,516.18x = 7,614.02 × 3,392.36
  4. Step 4: Simplify right side
    5,516.18x = 25,829,467.30
  5. Step 5: Solve for x
    x = 25,829,467.30/5,516.18
  6. Step 6: Final answer
    x = 4,682.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.