Home / 2,599.20-3,586.08-1,603.44

Finding the Fourth Proportional to 2,599.20, 3,586.08 and 1,603.44

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Solution

The fourth proportional to 2,599.20, 3,586.08 and 1,603.44 is: 2,212.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599.20 : 3,586.08 = 1,603.44 : x
  2. Step 2: Convert to fraction form
    2,599.20/3,586.08 = 1,603.44/x
  3. Step 3: Cross multiply
    2,599.20x = 3,586.08 × 1,603.44
  4. Step 4: Simplify right side
    2,599.20x = 5,750,064.12
  5. Step 5: Solve for x
    x = 5,750,064.12/2,599.20
  6. Step 6: Final answer
    x = 2,212.24

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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.