Home / 4,881.92-7,322.38-1,372.26

Finding the Fourth Proportional to 4,881.92, 7,322.38 and 1,372.26

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Solution

The fourth proportional to 4,881.92, 7,322.38 and 1,372.26 is: 2,058.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881.92 : 7,322.38 = 1,372.26 : x
  2. Step 2: Convert to fraction form
    4,881.92/7,322.38 = 1,372.26/x
  3. Step 3: Cross multiply
    4,881.92x = 7,322.38 × 1,372.26
  4. Step 4: Simplify right side
    4,881.92x = 10,048,209.18
  5. Step 5: Solve for x
    x = 10,048,209.18/4,881.92
  6. Step 6: Final answer
    x = 2,058.25

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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.