Home / 3,569.64-4,919.80-3,011.52

Finding the Fourth Proportional to 3,569.64, 4,919.80 and 3,011.52

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Solution

The fourth proportional to 3,569.64, 4,919.80 and 3,011.52 is: 4,150.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.64 : 4,919.80 = 3,011.52 : x
  2. Step 2: Convert to fraction form
    3,569.64/4,919.80 = 3,011.52/x
  3. Step 3: Cross multiply
    3,569.64x = 4,919.80 × 3,011.52
  4. Step 4: Simplify right side
    3,569.64x = 14,816,076.10
  5. Step 5: Solve for x
    x = 14,816,076.10/3,569.64
  6. Step 6: Final answer
    x = 4,150.58

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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.