Home / 6,220.80-8,585.44-3,569.04

Finding the Fourth Proportional to 6,220.80, 8,585.44 and 3,569.04

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Solution

The fourth proportional to 6,220.80, 8,585.44 and 3,569.04 is: 4,925.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.80 : 8,585.44 = 3,569.04 : x
  2. Step 2: Convert to fraction form
    6,220.80/8,585.44 = 3,569.04/x
  3. Step 3: Cross multiply
    6,220.80x = 8,585.44 × 3,569.04
  4. Step 4: Simplify right side
    6,220.80x = 30,641,778.78
  5. Step 5: Solve for x
    x = 30,641,778.78/6,220.80
  6. Step 6: Final answer
    x = 4,925.70

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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.