Home / 6,220.95-8,584.02-3,862.23

Finding the Fourth Proportional to 6,220.95, 8,584.02 and 3,862.23

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Solution

The fourth proportional to 6,220.95, 8,584.02 and 3,862.23 is: 5,329.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.95 : 8,584.02 = 3,862.23 : x
  2. Step 2: Convert to fraction form
    6,220.95/8,584.02 = 3,862.23/x
  3. Step 3: Cross multiply
    6,220.95x = 8,584.02 × 3,862.23
  4. Step 4: Simplify right side
    6,220.95x = 33,153,459.56
  5. Step 5: Solve for x
    x = 33,153,459.56/6,220.95
  6. Step 6: Final answer
    x = 5,329.32

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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.