Home / 5,537.58-7,639.16-3,298.74

Finding the Fourth Proportional to 5,537.58, 7,639.16 and 3,298.74

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Solution

The fourth proportional to 5,537.58, 7,639.16 and 3,298.74 is: 4,550.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537.58 : 7,639.16 = 3,298.74 : x
  2. Step 2: Convert to fraction form
    5,537.58/7,639.16 = 3,298.74/x
  3. Step 3: Cross multiply
    5,537.58x = 7,639.16 × 3,298.74
  4. Step 4: Simplify right side
    5,537.58x = 25,199,586.16
  5. Step 5: Solve for x
    x = 25,199,586.16/5,537.58
  6. Step 6: Final answer
    x = 4,550.65

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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.