Home / 9,485.28-14,228.62-3,641.90

Finding the Fourth Proportional to 9,485.28, 14,228.62 and 3,641.90

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Solution

The fourth proportional to 9,485.28, 14,228.62 and 3,641.90 is: 5,463.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,485.28 : 14,228.62 = 3,641.90 : x
  2. Step 2: Convert to fraction form
    9,485.28/14,228.62 = 3,641.90/x
  3. Step 3: Cross multiply
    9,485.28x = 14,228.62 × 3,641.90
  4. Step 4: Simplify right side
    9,485.28x = 51,819,130.93
  5. Step 5: Solve for x
    x = 51,819,130.93/9,485.28
  6. Step 6: Final answer
    x = 5,463.11

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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.