Home / 5,557.36-8,335.32-1,453.36

Finding the Fourth Proportional to 5,557.36, 8,335.32 and 1,453.36

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Solution

The fourth proportional to 5,557.36, 8,335.32 and 1,453.36 is: 2,179.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.36 : 8,335.32 = 1,453.36 : x
  2. Step 2: Convert to fraction form
    5,557.36/8,335.32 = 1,453.36/x
  3. Step 3: Cross multiply
    5,557.36x = 8,335.32 × 1,453.36
  4. Step 4: Simplify right side
    5,557.36x = 12,114,220.68
  5. Step 5: Solve for x
    x = 12,114,220.68/5,557.36
  6. Step 6: Final answer
    x = 2,179.85

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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.