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Finding the Fourth Proportional to 9,176.60, 13,763.08 and 4,494.60

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Solution

The fourth proportional to 9,176.60, 13,763.08 and 4,494.60 is: 6,741.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176.60 : 13,763.08 = 4,494.60 : x
  2. Step 2: Convert to fraction form
    9,176.60/13,763.08 = 4,494.60/x
  3. Step 3: Cross multiply
    9,176.60x = 13,763.08 × 4,494.60
  4. Step 4: Simplify right side
    9,176.60x = 61,859,544.99
  5. Step 5: Solve for x
    x = 61,859,544.99/9,176.60
  6. Step 6: Final answer
    x = 6,741.01

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1.5x scale

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.