Home / 2,837.18-3,913.45-1,718.46

Finding the Fourth Proportional to 2,837.18, 3,913.45 and 1,718.46

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Solution

The fourth proportional to 2,837.18, 3,913.45 and 1,718.46 is: 2,370.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.18 : 3,913.45 = 1,718.46 : x
  2. Step 2: Convert to fraction form
    2,837.18/3,913.45 = 1,718.46/x
  3. Step 3: Cross multiply
    2,837.18x = 3,913.45 × 1,718.46
  4. Step 4: Simplify right side
    2,837.18x = 6,725,102.99
  5. Step 5: Solve for x
    x = 6,725,102.99/2,837.18
  6. Step 6: Final answer
    x = 2,370.35

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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.