Home / 3,384.07-4,665.42-2,374.40

Finding the Fourth Proportional to 3,384.07, 4,665.42 and 2,374.40

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Solution

The fourth proportional to 3,384.07, 4,665.42 and 2,374.40 is: 3,273.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.07 : 4,665.42 = 2,374.40 : x
  2. Step 2: Convert to fraction form
    3,384.07/4,665.42 = 2,374.40/x
  3. Step 3: Cross multiply
    3,384.07x = 4,665.42 × 2,374.40
  4. Step 4: Simplify right side
    3,384.07x = 11,077,584.91
  5. Step 5: Solve for x
    x = 11,077,584.91/3,384.07
  6. Step 6: Final answer
    x = 3,273.45

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1.5x scale

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.