Home / 9,643.20-14,464.80-9,274.14

Finding the Fourth Proportional to 9,643.20, 14,464.80 and 9,274.14

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Solution

The fourth proportional to 9,643.20, 14,464.80 and 9,274.14 is: 13,911.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,643.20 : 14,464.80 = 9,274.14 : x
  2. Step 2: Convert to fraction form
    9,643.20/14,464.80 = 9,274.14/x
  3. Step 3: Cross multiply
    9,643.20x = 14,464.80 × 9,274.14
  4. Step 4: Simplify right side
    9,643.20x = 134,148,580.27
  5. Step 5: Solve for x
    x = 134,148,580.27/9,643.20
  6. Step 6: Final answer
    x = 13,911.21

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Similar ratio
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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.