Home / 5,330.16-7,996.32-1,867.68

Finding the Fourth Proportional to 5,330.16, 7,996.32 and 1,867.68

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Solution

The fourth proportional to 5,330.16, 7,996.32 and 1,867.68 is: 2,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.16 : 7,996.32 = 1,867.68 : x
  2. Step 2: Convert to fraction form
    5,330.16/7,996.32 = 1,867.68/x
  3. Step 3: Cross multiply
    5,330.16x = 7,996.32 × 1,867.68
  4. Step 4: Simplify right side
    5,330.16x = 14,934,566.94
  5. Step 5: Solve for x
    x = 14,934,566.94/5,330.16
  6. Step 6: Final answer
    x = 2,801.90

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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.