Home / 5,457.48-8,190.35-4,374.92

Finding the Fourth Proportional to 5,457.48, 8,190.35 and 4,374.92

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Solution

The fourth proportional to 5,457.48, 8,190.35 and 4,374.92 is: 6,565.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.48 : 8,190.35 = 4,374.92 : x
  2. Step 2: Convert to fraction form
    5,457.48/8,190.35 = 4,374.92/x
  3. Step 3: Cross multiply
    5,457.48x = 8,190.35 × 4,374.92
  4. Step 4: Simplify right side
    5,457.48x = 35,832,063.20
  5. Step 5: Solve for x
    x = 35,832,063.20/5,457.48
  6. Step 6: Final answer
    x = 6,565.68

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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.