Home / 5,688.36-8,528.49-2,175.41

Finding the Fourth Proportional to 5,688.36, 8,528.49 and 2,175.41

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Solution

The fourth proportional to 5,688.36, 8,528.49 and 2,175.41 is: 3,261.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.36 : 8,528.49 = 2,175.41 : x
  2. Step 2: Convert to fraction form
    5,688.36/8,528.49 = 2,175.41/x
  3. Step 3: Cross multiply
    5,688.36x = 8,528.49 × 2,175.41
  4. Step 4: Simplify right side
    5,688.36x = 18,552,925.23
  5. Step 5: Solve for x
    x = 18,552,925.23/5,688.36
  6. Step 6: Final answer
    x = 3,261.56

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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.