Home / 2,318.16-3,475.62-2,099.46

Finding the Fourth Proportional to 2,318.16, 3,475.62 and 2,099.46

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Solution

The fourth proportional to 2,318.16, 3,475.62 and 2,099.46 is: 3,147.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.16 : 3,475.62 = 2,099.46 : x
  2. Step 2: Convert to fraction form
    2,318.16/3,475.62 = 2,099.46/x
  3. Step 3: Cross multiply
    2,318.16x = 3,475.62 × 2,099.46
  4. Step 4: Simplify right side
    2,318.16x = 7,296,925.17
  5. Step 5: Solve for x
    x = 7,296,925.17/2,318.16
  6. Step 6: Final answer
    x = 3,147.72

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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.