Home / 5,465.56-8,202.12-2,870.32

Finding the Fourth Proportional to 5,465.56, 8,202.12 and 2,870.32

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Solution

The fourth proportional to 5,465.56, 8,202.12 and 2,870.32 is: 4,307.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465.56 : 8,202.12 = 2,870.32 : x
  2. Step 2: Convert to fraction form
    5,465.56/8,202.12 = 2,870.32/x
  3. Step 3: Cross multiply
    5,465.56x = 8,202.12 × 2,870.32
  4. Step 4: Simplify right side
    5,465.56x = 23,542,709.08
  5. Step 5: Solve for x
    x = 23,542,709.08/5,465.56
  6. Step 6: Final answer
    x = 4,307.47

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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.