Home / 10,948.44-16,430.67-4,376.55

Finding the Fourth Proportional to 10,948.44, 16,430.67 and 4,376.55

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Solution

The fourth proportional to 10,948.44, 16,430.67 and 4,376.55 is: 6,568.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.44 : 16,430.67 = 4,376.55 : x
  2. Step 2: Convert to fraction form
    10,948.44/16,430.67 = 4,376.55/x
  3. Step 3: Cross multiply
    10,948.44x = 16,430.67 × 4,376.55
  4. Step 4: Simplify right side
    10,948.44x = 71,909,648.79
  5. Step 5: Solve for x
    x = 71,909,648.79/10,948.44
  6. Step 6: Final answer
    x = 6,568.03

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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.