Home / 9,809.49-14,716.07-3,970.20

Finding the Fourth Proportional to 9,809.49, 14,716.07 and 3,970.20

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Solution

The fourth proportional to 9,809.49, 14,716.07 and 3,970.20 is: 5,956.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,809.49 : 14,716.07 = 3,970.20 : x
  2. Step 2: Convert to fraction form
    9,809.49/14,716.07 = 3,970.20/x
  3. Step 3: Cross multiply
    9,809.49x = 14,716.07 × 3,970.20
  4. Step 4: Simplify right side
    9,809.49x = 58,425,741.11
  5. Step 5: Solve for x
    x = 58,425,741.11/9,809.49
  6. Step 6: Final answer
    x = 5,956.04

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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.