Home / 3,574.70-5,364.40-1,383.46

Finding the Fourth Proportional to 3,574.70, 5,364.40 and 1,383.46

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Solution

The fourth proportional to 3,574.70, 5,364.40 and 1,383.46 is: 2,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.70 : 5,364.40 = 1,383.46 : x
  2. Step 2: Convert to fraction form
    3,574.70/5,364.40 = 1,383.46/x
  3. Step 3: Cross multiply
    3,574.70x = 5,364.40 × 1,383.46
  4. Step 4: Simplify right side
    3,574.70x = 7,421,432.82
  5. Step 5: Solve for x
    x = 7,421,432.82/3,574.70
  6. Step 6: Final answer
    x = 2,076.10

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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.