Home / 5,607.89-8,412.07-2,097.55

Finding the Fourth Proportional to 5,607.89, 8,412.07 and 2,097.55

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Solution

The fourth proportional to 5,607.89, 8,412.07 and 2,097.55 is: 3,146.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.89 : 8,412.07 = 2,097.55 : x
  2. Step 2: Convert to fraction form
    5,607.89/8,412.07 = 2,097.55/x
  3. Step 3: Cross multiply
    5,607.89x = 8,412.07 × 2,097.55
  4. Step 4: Simplify right side
    5,607.89x = 17,644,737.43
  5. Step 5: Solve for x
    x = 17,644,737.43/5,607.89
  6. Step 6: Final answer
    x = 3,146.41

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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.