Home / 3,555.64-5,333.46-1,365.40

Finding the Fourth Proportional to 3,555.64, 5,333.46 and 1,365.40

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Solution

The fourth proportional to 3,555.64, 5,333.46 and 1,365.40 is: 2,048.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.64 : 5,333.46 = 1,365.40 : x
  2. Step 2: Convert to fraction form
    3,555.64/5,333.46 = 1,365.40/x
  3. Step 3: Cross multiply
    3,555.64x = 5,333.46 × 1,365.40
  4. Step 4: Simplify right side
    3,555.64x = 7,282,306.28
  5. Step 5: Solve for x
    x = 7,282,306.28/3,555.64
  6. Step 6: Final answer
    x = 2,048.10

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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.