Home / 9,468.60-14,190.90-3,617.40

Finding the Fourth Proportional to 9,468.60, 14,190.90 and 3,617.40

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Solution

The fourth proportional to 9,468.60, 14,190.90 and 3,617.40 is: 5,421.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,468.60 : 14,190.90 = 3,617.40 : x
  2. Step 2: Convert to fraction form
    9,468.60/14,190.90 = 3,617.40/x
  3. Step 3: Cross multiply
    9,468.60x = 14,190.90 × 3,617.40
  4. Step 4: Simplify right side
    9,468.60x = 51,334,161.66
  5. Step 5: Solve for x
    x = 51,334,161.66/9,468.60
  6. Step 6: Final answer
    x = 5,421.52

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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.