Home / 1,823.64-2,513.28-1,491

Finding the Fourth Proportional to 1,823.64, 2,513.28 and 1,491

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Solution

The fourth proportional to 1,823.64, 2,513.28 and 1,491 is: 2,054.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.64 : 2,513.28 = 1,491 : x
  2. Step 2: Convert to fraction form
    1,823.64/2,513.28 = 1,491/x
  3. Step 3: Cross multiply
    1,823.64x = 2,513.28 × 1,491
  4. Step 4: Simplify right side
    1,823.64x = 3,747,300.48
  5. Step 5: Solve for x
    x = 3,747,300.48/1,823.64
  6. Step 6: Final answer
    x = 2,054.85

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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.