Home / 9,209.30-13,818.04-4,825.72

Finding the Fourth Proportional to 9,209.30, 13,818.04 and 4,825.72

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Solution

The fourth proportional to 9,209.30, 13,818.04 and 4,825.72 is: 7,240.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209.30 : 13,818.04 = 4,825.72 : x
  2. Step 2: Convert to fraction form
    9,209.30/13,818.04 = 4,825.72/x
  3. Step 3: Cross multiply
    9,209.30x = 13,818.04 × 4,825.72
  4. Step 4: Simplify right side
    9,209.30x = 66,681,945.38
  5. Step 5: Solve for x
    x = 66,681,945.38/9,209.30
  6. Step 6: Final answer
    x = 7,240.72

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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.