Home / 9,546.47-13,174.28-5,354.72

Finding the Fourth Proportional to 9,546.47, 13,174.28 and 5,354.72

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Solution

The fourth proportional to 9,546.47, 13,174.28 and 5,354.72 is: 7,389.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,546.47 : 13,174.28 = 5,354.72 : x
  2. Step 2: Convert to fraction form
    9,546.47/13,174.28 = 5,354.72/x
  3. Step 3: Cross multiply
    9,546.47x = 13,174.28 × 5,354.72
  4. Step 4: Simplify right side
    9,546.47x = 70,544,557.44
  5. Step 5: Solve for x
    x = 70,544,557.44/9,546.47
  6. Step 6: Final answer
    x = 7,389.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.