Home / 3,510.42-5,264.58-1,866.09

Finding the Fourth Proportional to 3,510.42, 5,264.58 and 1,866.09

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Solution

The fourth proportional to 3,510.42, 5,264.58 and 1,866.09 is: 2,798.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.42 : 5,264.58 = 1,866.09 : x
  2. Step 2: Convert to fraction form
    3,510.42/5,264.58 = 1,866.09/x
  3. Step 3: Cross multiply
    3,510.42x = 5,264.58 × 1,866.09
  4. Step 4: Simplify right side
    3,510.42x = 9,824,180.09
  5. Step 5: Solve for x
    x = 9,824,180.09/3,510.42
  6. Step 6: Final answer
    x = 2,798.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.