Home / 4,074.24-5,622-2,281.60

Finding the Fourth Proportional to 4,074.24, 5,622 and 2,281.60

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Solution

The fourth proportional to 4,074.24, 5,622 and 2,281.60 is: 3,148.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.24 : 5,622 = 2,281.60 : x
  2. Step 2: Convert to fraction form
    4,074.24/5,622 = 2,281.60/x
  3. Step 3: Cross multiply
    4,074.24x = 5,622 × 2,281.60
  4. Step 4: Simplify right side
    4,074.24x = 12,827,155.20
  5. Step 5: Solve for x
    x = 12,827,155.20/4,074.24
  6. Step 6: Final answer
    x = 3,148.36

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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.