Home / 2,629.34-3,628.35-1,510.19

Finding the Fourth Proportional to 2,629.34, 3,628.35 and 1,510.19

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Solution

The fourth proportional to 2,629.34, 3,628.35 and 1,510.19 is: 2,083.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,629.34 : 3,628.35 = 1,510.19 : x
  2. Step 2: Convert to fraction form
    2,629.34/3,628.35 = 1,510.19/x
  3. Step 3: Cross multiply
    2,629.34x = 3,628.35 × 1,510.19
  4. Step 4: Simplify right side
    2,629.34x = 5,479,479.74
  5. Step 5: Solve for x
    x = 5,479,479.74/2,629.34
  6. Step 6: Final answer
    x = 2,083.98

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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.