Home / 9,945.54-14,921.27-4,102.50

Finding the Fourth Proportional to 9,945.54, 14,921.27 and 4,102.50

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Solution

The fourth proportional to 9,945.54, 14,921.27 and 4,102.50 is: 6,154.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945.54 : 14,921.27 = 4,102.50 : x
  2. Step 2: Convert to fraction form
    9,945.54/14,921.27 = 4,102.50/x
  3. Step 3: Cross multiply
    9,945.54x = 14,921.27 × 4,102.50
  4. Step 4: Simplify right side
    9,945.54x = 61,214,510.18
  5. Step 5: Solve for x
    x = 61,214,510.18/9,945.54
  6. Step 6: Final answer
    x = 6,154.97

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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.