Home / 9,201.24-12,697.02-5,424.66

Finding the Fourth Proportional to 9,201.24, 12,697.02 and 5,424.66

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Solution

The fourth proportional to 9,201.24, 12,697.02 and 5,424.66 is: 7,485.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,201.24 : 12,697.02 = 5,424.66 : x
  2. Step 2: Convert to fraction form
    9,201.24/12,697.02 = 5,424.66/x
  3. Step 3: Cross multiply
    9,201.24x = 12,697.02 × 5,424.66
  4. Step 4: Simplify right side
    9,201.24x = 68,877,016.51
  5. Step 5: Solve for x
    x = 68,877,016.51/9,201.24
  6. Step 6: Final answer
    x = 7,485.62

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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.