Home / 1,823.41-2,513.68-1,298.53

Finding the Fourth Proportional to 1,823.41, 2,513.68 and 1,298.53

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Solution

The fourth proportional to 1,823.41, 2,513.68 and 1,298.53 is: 1,790.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.41 : 2,513.68 = 1,298.53 : x
  2. Step 2: Convert to fraction form
    1,823.41/2,513.68 = 1,298.53/x
  3. Step 3: Cross multiply
    1,823.41x = 2,513.68 × 1,298.53
  4. Step 4: Simplify right side
    1,823.41x = 3,264,096.09
  5. Step 5: Solve for x
    x = 3,264,096.09/1,823.41
  6. Step 6: Final answer
    x = 1,790.10

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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.