Home / 2,407.58-3,322.45-1,345.35

Finding the Fourth Proportional to 2,407.58, 3,322.45 and 1,345.35

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Solution

The fourth proportional to 2,407.58, 3,322.45 and 1,345.35 is: 1,856.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407.58 : 3,322.45 = 1,345.35 : x
  2. Step 2: Convert to fraction form
    2,407.58/3,322.45 = 1,345.35/x
  3. Step 3: Cross multiply
    2,407.58x = 3,322.45 × 1,345.35
  4. Step 4: Simplify right side
    2,407.58x = 4,469,841.79
  5. Step 5: Solve for x
    x = 4,469,841.79/2,407.58
  6. Step 6: Final answer
    x = 1,856.57

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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.