Home / 5,851.24-8,780.10-5,410.60

Finding the Fourth Proportional to 5,851.24, 8,780.10 and 5,410.60

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Solution

The fourth proportional to 5,851.24, 8,780.10 and 5,410.60 is: 8,118.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.24 : 8,780.10 = 5,410.60 : x
  2. Step 2: Convert to fraction form
    5,851.24/8,780.10 = 5,410.60/x
  3. Step 3: Cross multiply
    5,851.24x = 8,780.10 × 5,410.60
  4. Step 4: Simplify right side
    5,851.24x = 47,505,609.06
  5. Step 5: Solve for x
    x = 47,505,609.06/5,851.24
  6. Step 6: Final answer
    x = 8,118.90

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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.