Home / 9,579.47-14,382.65-4,902.84

Finding the Fourth Proportional to 9,579.47, 14,382.65 and 4,902.84

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Solution

The fourth proportional to 9,579.47, 14,382.65 and 4,902.84 is: 7,361.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579.47 : 14,382.65 = 4,902.84 : x
  2. Step 2: Convert to fraction form
    9,579.47/14,382.65 = 4,902.84/x
  3. Step 3: Cross multiply
    9,579.47x = 14,382.65 × 4,902.84
  4. Step 4: Simplify right side
    9,579.47x = 70,515,843.98
  5. Step 5: Solve for x
    x = 70,515,843.98/9,579.47
  6. Step 6: Final answer
    x = 7,361.14

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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.