Home / 9,975.44-14,943.98-5,579.58

Finding the Fourth Proportional to 9,975.44, 14,943.98 and 5,579.58

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Solution

The fourth proportional to 9,975.44, 14,943.98 and 5,579.58 is: 8,358.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975.44 : 14,943.98 = 5,579.58 : x
  2. Step 2: Convert to fraction form
    9,975.44/14,943.98 = 5,579.58/x
  3. Step 3: Cross multiply
    9,975.44x = 14,943.98 × 5,579.58
  4. Step 4: Simplify right side
    9,975.44x = 83,381,131.93
  5. Step 5: Solve for x
    x = 83,381,131.93/9,975.44
  6. Step 6: Final answer
    x = 8,358.64

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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.