Home / 10,197.90-15,303.72-3,624.18

Finding the Fourth Proportional to 10,197.90, 15,303.72 and 3,624.18

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Solution

The fourth proportional to 10,197.90, 15,303.72 and 3,624.18 is: 5,438.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,197.90 : 15,303.72 = 3,624.18 : x
  2. Step 2: Convert to fraction form
    10,197.90/15,303.72 = 3,624.18/x
  3. Step 3: Cross multiply
    10,197.90x = 15,303.72 × 3,624.18
  4. Step 4: Simplify right side
    10,197.90x = 55,463,435.95
  5. Step 5: Solve for x
    x = 55,463,435.95/10,197.90
  6. Step 6: Final answer
    x = 5,438.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.