Home / 9,318.77-13,980.21-4,054.61

Finding the Fourth Proportional to 9,318.77, 13,980.21 and 4,054.61

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Solution

The fourth proportional to 9,318.77, 13,980.21 and 4,054.61 is: 6,082.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318.77 : 13,980.21 = 4,054.61 : x
  2. Step 2: Convert to fraction form
    9,318.77/13,980.21 = 4,054.61/x
  3. Step 3: Cross multiply
    9,318.77x = 13,980.21 × 4,054.61
  4. Step 4: Simplify right side
    9,318.77x = 56,684,209.09
  5. Step 5: Solve for x
    x = 56,684,209.09/9,318.77
  6. Step 6: Final answer
    x = 6,082.80

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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.