Home / 5,329.42-7,997.70-1,866.67

Finding the Fourth Proportional to 5,329.42, 7,997.70 and 1,866.67

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Solution

The fourth proportional to 5,329.42, 7,997.70 and 1,866.67 is: 2,801.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.42 : 7,997.70 = 1,866.67 : x
  2. Step 2: Convert to fraction form
    5,329.42/7,997.70 = 1,866.67/x
  3. Step 3: Cross multiply
    5,329.42x = 7,997.70 × 1,866.67
  4. Step 4: Simplify right side
    5,329.42x = 14,929,066.66
  5. Step 5: Solve for x
    x = 14,929,066.66/5,329.42
  6. Step 6: Final answer
    x = 2,801.26

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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.