Home / 5,495.37-7,575.30-3,816.87

Finding the Fourth Proportional to 5,495.37, 7,575.30 and 3,816.87

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Solution

The fourth proportional to 5,495.37, 7,575.30 and 3,816.87 is: 5,261.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,495.37 : 7,575.30 = 3,816.87 : x
  2. Step 2: Convert to fraction form
    5,495.37/7,575.30 = 3,816.87/x
  3. Step 3: Cross multiply
    5,495.37x = 7,575.30 × 3,816.87
  4. Step 4: Simplify right side
    5,495.37x = 28,913,935.31
  5. Step 5: Solve for x
    x = 28,913,935.31/5,495.37
  6. Step 6: Final answer
    x = 5,261.51

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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.