Home / 3,557.91-5,336.88-2,095.32

Finding the Fourth Proportional to 3,557.91, 5,336.88 and 2,095.32

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Solution

The fourth proportional to 3,557.91, 5,336.88 and 2,095.32 is: 3,142.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.91 : 5,336.88 = 2,095.32 : x
  2. Step 2: Convert to fraction form
    3,557.91/5,336.88 = 2,095.32/x
  3. Step 3: Cross multiply
    3,557.91x = 5,336.88 × 2,095.32
  4. Step 4: Simplify right side
    3,557.91x = 11,182,471.40
  5. Step 5: Solve for x
    x = 11,182,471.40/3,557.91
  6. Step 6: Final answer
    x = 3,142.99

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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.