Home / 5,011.67-7,518.72-2,238.64

Finding the Fourth Proportional to 5,011.67, 7,518.72 and 2,238.64

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Solution

The fourth proportional to 5,011.67, 7,518.72 and 2,238.64 is: 3,358.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.67 : 7,518.72 = 2,238.64 : x
  2. Step 2: Convert to fraction form
    5,011.67/7,518.72 = 2,238.64/x
  3. Step 3: Cross multiply
    5,011.67x = 7,518.72 × 2,238.64
  4. Step 4: Simplify right side
    5,011.67x = 16,831,696.94
  5. Step 5: Solve for x
    x = 16,831,696.94/5,011.67
  6. Step 6: Final answer
    x = 3,358.50

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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.