Home / 2,148.64-2,964.52-1,352.07

Finding the Fourth Proportional to 2,148.64, 2,964.52 and 1,352.07

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Solution

The fourth proportional to 2,148.64, 2,964.52 and 1,352.07 is: 1,865.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148.64 : 2,964.52 = 1,352.07 : x
  2. Step 2: Convert to fraction form
    2,148.64/2,964.52 = 1,352.07/x
  3. Step 3: Cross multiply
    2,148.64x = 2,964.52 × 1,352.07
  4. Step 4: Simplify right side
    2,148.64x = 4,008,235.18
  5. Step 5: Solve for x
    x = 4,008,235.18/2,148.64
  6. Step 6: Final answer
    x = 1,865.48

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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.