Home / 9,180.34-13,767.06-2,938.70

Finding the Fourth Proportional to 9,180.34, 13,767.06 and 2,938.70

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Solution

The fourth proportional to 9,180.34, 13,767.06 and 2,938.70 is: 4,406.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.34 : 13,767.06 = 2,938.70 : x
  2. Step 2: Convert to fraction form
    9,180.34/13,767.06 = 2,938.70/x
  3. Step 3: Cross multiply
    9,180.34x = 13,767.06 × 2,938.70
  4. Step 4: Simplify right side
    9,180.34x = 40,457,259.22
  5. Step 5: Solve for x
    x = 40,457,259.22/9,180.34
  6. Step 6: Final answer
    x = 4,406.95

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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.