Home / 9,148.23-13,724.62-4,221.30

Finding the Fourth Proportional to 9,148.23, 13,724.62 and 4,221.30

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Solution

The fourth proportional to 9,148.23, 13,724.62 and 4,221.30 is: 6,333.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,148.23 : 13,724.62 = 4,221.30 : x
  2. Step 2: Convert to fraction form
    9,148.23/13,724.62 = 4,221.30/x
  3. Step 3: Cross multiply
    9,148.23x = 13,724.62 × 4,221.30
  4. Step 4: Simplify right side
    9,148.23x = 57,935,738.41
  5. Step 5: Solve for x
    x = 57,935,738.41/9,148.23
  6. Step 6: Final answer
    x = 6,333.00

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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.