Home / 7,557.64-11,338.92-3,176.32

Finding the Fourth Proportional to 7,557.64, 11,338.92 and 3,176.32

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Solution

The fourth proportional to 7,557.64, 11,338.92 and 3,176.32 is: 4,765.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.64 : 11,338.92 = 3,176.32 : x
  2. Step 2: Convert to fraction form
    7,557.64/11,338.92 = 3,176.32/x
  3. Step 3: Cross multiply
    7,557.64x = 11,338.92 × 3,176.32
  4. Step 4: Simplify right side
    7,557.64x = 36,016,038.37
  5. Step 5: Solve for x
    x = 36,016,038.37/7,557.64
  6. Step 6: Final answer
    x = 4,765.51

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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.