Home / 2,658.07-3,668.96-1,818.46

Finding the Fourth Proportional to 2,658.07, 3,668.96 and 1,818.46

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Solution

The fourth proportional to 2,658.07, 3,668.96 and 1,818.46 is: 2,510.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658.07 : 3,668.96 = 1,818.46 : x
  2. Step 2: Convert to fraction form
    2,658.07/3,668.96 = 1,818.46/x
  3. Step 3: Cross multiply
    2,658.07x = 3,668.96 × 1,818.46
  4. Step 4: Simplify right side
    2,658.07x = 6,671,845.50
  5. Step 5: Solve for x
    x = 6,671,845.50/2,658.07
  6. Step 6: Final answer
    x = 2,510.03

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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.