Home / 5,644.10-7,788.83-3,126.33

Finding the Fourth Proportional to 5,644.10, 7,788.83 and 3,126.33

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Solution

The fourth proportional to 5,644.10, 7,788.83 and 3,126.33 is: 4,314.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,644.10 : 7,788.83 = 3,126.33 : x
  2. Step 2: Convert to fraction form
    5,644.10/7,788.83 = 3,126.33/x
  3. Step 3: Cross multiply
    5,644.10x = 7,788.83 × 3,126.33
  4. Step 4: Simplify right side
    5,644.10x = 24,350,437.26
  5. Step 5: Solve for x
    x = 24,350,437.26/5,644.10
  6. Step 6: Final answer
    x = 4,314.32

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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.