Home / 5,256.27-7,884.39-3,607.80

Finding the Fourth Proportional to 5,256.27, 7,884.39 and 3,607.80

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Solution

The fourth proportional to 5,256.27, 7,884.39 and 3,607.80 is: 5,411.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.27 : 7,884.39 = 3,607.80 : x
  2. Step 2: Convert to fraction form
    5,256.27/7,884.39 = 3,607.80/x
  3. Step 3: Cross multiply
    5,256.27x = 7,884.39 × 3,607.80
  4. Step 4: Simplify right side
    5,256.27x = 28,445,302.24
  5. Step 5: Solve for x
    x = 28,445,302.24/5,256.27
  6. Step 6: Final answer
    x = 5,411.69

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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.