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Finding the Fourth Proportional to 3,569.59, 5,348.48 and 1,228.33

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Solution

The fourth proportional to 3,569.59, 5,348.48 and 1,228.33 is: 1,840.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.59 : 5,348.48 = 1,228.33 : x
  2. Step 2: Convert to fraction form
    3,569.59/5,348.48 = 1,228.33/x
  3. Step 3: Cross multiply
    3,569.59x = 5,348.48 × 1,228.33
  4. Step 4: Simplify right side
    3,569.59x = 6,569,698.98
  5. Step 5: Solve for x
    x = 6,569,698.98/3,569.59
  6. Step 6: Final answer
    x = 1,840.46

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1.5x scale

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.