Home / 4,435.32-6,122.78-3,160.08

Finding the Fourth Proportional to 4,435.32, 6,122.78 and 3,160.08

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Solution

The fourth proportional to 4,435.32, 6,122.78 and 3,160.08 is: 4,362.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.32 : 6,122.78 = 3,160.08 : x
  2. Step 2: Convert to fraction form
    4,435.32/6,122.78 = 3,160.08/x
  3. Step 3: Cross multiply
    4,435.32x = 6,122.78 × 3,160.08
  4. Step 4: Simplify right side
    4,435.32x = 19,348,458.82
  5. Step 5: Solve for x
    x = 19,348,458.82/4,435.32
  6. Step 6: Final answer
    x = 4,362.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.