Home / 4,605.32-6,907.91-1,142.57

Finding the Fourth Proportional to 4,605.32, 6,907.91 and 1,142.57

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Solution

The fourth proportional to 4,605.32, 6,907.91 and 1,142.57 is: 1,713.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,605.32 : 6,907.91 = 1,142.57 : x
  2. Step 2: Convert to fraction form
    4,605.32/6,907.91 = 1,142.57/x
  3. Step 3: Cross multiply
    4,605.32x = 6,907.91 × 1,142.57
  4. Step 4: Simplify right side
    4,605.32x = 7,892,730.48
  5. Step 5: Solve for x
    x = 7,892,730.48/4,605.32
  6. Step 6: Final answer
    x = 1,713.83

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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.