Home / 3,011.88-4,518.60-1,064.28

Finding the Fourth Proportional to 3,011.88, 4,518.60 and 1,064.28

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Solution

The fourth proportional to 3,011.88, 4,518.60 and 1,064.28 is: 1,596.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.88 : 4,518.60 = 1,064.28 : x
  2. Step 2: Convert to fraction form
    3,011.88/4,518.60 = 1,064.28/x
  3. Step 3: Cross multiply
    3,011.88x = 4,518.60 × 1,064.28
  4. Step 4: Simplify right side
    3,011.88x = 4,809,055.61
  5. Step 5: Solve for x
    x = 4,809,055.61/3,011.88
  6. Step 6: Final answer
    x = 1,596.70

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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.