Home / 4,665.18-6,998.44-1,377.86

Finding the Fourth Proportional to 4,665.18, 6,998.44 and 1,377.86

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Solution

The fourth proportional to 4,665.18, 6,998.44 and 1,377.86 is: 2,066.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.18 : 6,998.44 = 1,377.86 : x
  2. Step 2: Convert to fraction form
    4,665.18/6,998.44 = 1,377.86/x
  3. Step 3: Cross multiply
    4,665.18x = 6,998.44 × 1,377.86
  4. Step 4: Simplify right side
    4,665.18x = 9,642,870.54
  5. Step 5: Solve for x
    x = 9,642,870.54/4,665.18
  6. Step 6: Final answer
    x = 2,066.99

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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.