Home / 9,171.41-13,762.58-3,328.47

Finding the Fourth Proportional to 9,171.41, 13,762.58 and 3,328.47

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Solution

The fourth proportional to 9,171.41, 13,762.58 and 3,328.47 is: 4,994.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171.41 : 13,762.58 = 3,328.47 : x
  2. Step 2: Convert to fraction form
    9,171.41/13,762.58 = 3,328.47/x
  3. Step 3: Cross multiply
    9,171.41x = 13,762.58 × 3,328.47
  4. Step 4: Simplify right side
    9,171.41x = 45,808,318.01
  5. Step 5: Solve for x
    x = 45,808,318.01/9,171.41
  6. Step 6: Final answer
    x = 4,994.69

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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.