Home / 5,582.14-7,700.55-3,813.82

Finding the Fourth Proportional to 5,582.14, 7,700.55 and 3,813.82

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Solution

The fourth proportional to 5,582.14, 7,700.55 and 3,813.82 is: 5,261.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.14 : 7,700.55 = 3,813.82 : x
  2. Step 2: Convert to fraction form
    5,582.14/7,700.55 = 3,813.82/x
  3. Step 3: Cross multiply
    5,582.14x = 7,700.55 × 3,813.82
  4. Step 4: Simplify right side
    5,582.14x = 29,368,511.60
  5. Step 5: Solve for x
    x = 29,368,511.60/5,582.14
  6. Step 6: Final answer
    x = 5,261.16

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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.