Home / 9,370.60-14,039.70-4,429.60

Finding the Fourth Proportional to 9,370.60, 14,039.70 and 4,429.60

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Solution

The fourth proportional to 9,370.60, 14,039.70 and 4,429.60 is: 6,636.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,370.60 : 14,039.70 = 4,429.60 : x
  2. Step 2: Convert to fraction form
    9,370.60/14,039.70 = 4,429.60/x
  3. Step 3: Cross multiply
    9,370.60x = 14,039.70 × 4,429.60
  4. Step 4: Simplify right side
    9,370.60x = 62,190,255.12
  5. Step 5: Solve for x
    x = 62,190,255.12/9,370.60
  6. Step 6: Final answer
    x = 6,636.74

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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.