Home / 7,374.26-10,176.53-4,187.45

Finding the Fourth Proportional to 7,374.26, 10,176.53 and 4,187.45

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Solution

The fourth proportional to 7,374.26, 10,176.53 and 4,187.45 is: 5,778.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374.26 : 10,176.53 = 4,187.45 : x
  2. Step 2: Convert to fraction form
    7,374.26/10,176.53 = 4,187.45/x
  3. Step 3: Cross multiply
    7,374.26x = 10,176.53 × 4,187.45
  4. Step 4: Simplify right side
    7,374.26x = 42,613,638.73
  5. Step 5: Solve for x
    x = 42,613,638.73/7,374.26
  6. Step 6: Final answer
    x = 5,778.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.