Home / 5,795.70-8,681.40-5,180.10

Finding the Fourth Proportional to 5,795.70, 8,681.40 and 5,180.10

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Solution

The fourth proportional to 5,795.70, 8,681.40 and 5,180.10 is: 7,759.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,795.70 : 8,681.40 = 5,180.10 : x
  2. Step 2: Convert to fraction form
    5,795.70/8,681.40 = 5,180.10/x
  3. Step 3: Cross multiply
    5,795.70x = 8,681.40 × 5,180.10
  4. Step 4: Simplify right side
    5,795.70x = 44,970,520.14
  5. Step 5: Solve for x
    x = 44,970,520.14/5,795.70
  6. Step 6: Final answer
    x = 7,759.29

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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.