Home / 5,475.67-8,214.66-1,777.62

Finding the Fourth Proportional to 5,475.67, 8,214.66 and 1,777.62

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Solution

The fourth proportional to 5,475.67, 8,214.66 and 1,777.62 is: 2,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.67 : 8,214.66 = 1,777.62 : x
  2. Step 2: Convert to fraction form
    5,475.67/8,214.66 = 1,777.62/x
  3. Step 3: Cross multiply
    5,475.67x = 8,214.66 × 1,777.62
  4. Step 4: Simplify right side
    5,475.67x = 14,602,543.91
  5. Step 5: Solve for x
    x = 14,602,543.91/5,475.67
  6. Step 6: Final answer
    x = 2,666.80

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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.