Home / 9,975.80-14,963.70-2,581.01

Finding the Fourth Proportional to 9,975.80, 14,963.70 and 2,581.01

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Solution

The fourth proportional to 9,975.80, 14,963.70 and 2,581.01 is: 3,871.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975.80 : 14,963.70 = 2,581.01 : x
  2. Step 2: Convert to fraction form
    9,975.80/14,963.70 = 2,581.01/x
  3. Step 3: Cross multiply
    9,975.80x = 14,963.70 × 2,581.01
  4. Step 4: Simplify right side
    9,975.80x = 38,621,371.61
  5. Step 5: Solve for x
    x = 38,621,371.61/9,975.80
  6. Step 6: Final answer
    x = 3,871.51

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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.