Home / 4,692.87-6,470.28-3,011.31

Finding the Fourth Proportional to 4,692.87, 6,470.28 and 3,011.31

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Solution

The fourth proportional to 4,692.87, 6,470.28 and 3,011.31 is: 4,151.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,692.87 : 6,470.28 = 3,011.31 : x
  2. Step 2: Convert to fraction form
    4,692.87/6,470.28 = 3,011.31/x
  3. Step 3: Cross multiply
    4,692.87x = 6,470.28 × 3,011.31
  4. Step 4: Simplify right side
    4,692.87x = 19,484,018.87
  5. Step 5: Solve for x
    x = 19,484,018.87/4,692.87
  6. Step 6: Final answer
    x = 4,151.83

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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.