Home / 5,557.32-8,335.34-1,453.64

Finding the Fourth Proportional to 5,557.32, 8,335.34 and 1,453.64

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Solution

The fourth proportional to 5,557.32, 8,335.34 and 1,453.64 is: 2,180.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.32 : 8,335.34 = 1,453.64 : x
  2. Step 2: Convert to fraction form
    5,557.32/8,335.34 = 1,453.64/x
  3. Step 3: Cross multiply
    5,557.32x = 8,335.34 × 1,453.64
  4. Step 4: Simplify right side
    5,557.32x = 12,116,583.64
  5. Step 5: Solve for x
    x = 12,116,583.64/5,557.32
  6. Step 6: Final answer
    x = 2,180.29

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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.