Home / 9,313.88-13,970.85-2,740.22

Finding the Fourth Proportional to 9,313.88, 13,970.85 and 2,740.22

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Solution

The fourth proportional to 9,313.88, 13,970.85 and 2,740.22 is: 4,110.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313.88 : 13,970.85 = 2,740.22 : x
  2. Step 2: Convert to fraction form
    9,313.88/13,970.85 = 2,740.22/x
  3. Step 3: Cross multiply
    9,313.88x = 13,970.85 × 2,740.22
  4. Step 4: Simplify right side
    9,313.88x = 38,283,202.59
  5. Step 5: Solve for x
    x = 38,283,202.59/9,313.88
  6. Step 6: Final answer
    x = 4,110.34

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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.