Home / 5,610.90-8,407.77-2,829.80

Finding the Fourth Proportional to 5,610.90, 8,407.77 and 2,829.80

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Solution

The fourth proportional to 5,610.90, 8,407.77 and 2,829.80 is: 4,240.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.90 : 8,407.77 = 2,829.80 : x
  2. Step 2: Convert to fraction form
    5,610.90/8,407.77 = 2,829.80/x
  3. Step 3: Cross multiply
    5,610.90x = 8,407.77 × 2,829.80
  4. Step 4: Simplify right side
    5,610.90x = 23,792,307.55
  5. Step 5: Solve for x
    x = 23,792,307.55/5,610.90
  6. Step 6: Final answer
    x = 4,240.37

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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.