Home / 1,823.86-2,721.56-1,627.51

Finding the Fourth Proportional to 1,823.86, 2,721.56 and 1,627.51

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Solution

The fourth proportional to 1,823.86, 2,721.56 and 1,627.51 is: 2,428.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.86 : 2,721.56 = 1,627.51 : x
  2. Step 2: Convert to fraction form
    1,823.86/2,721.56 = 1,627.51/x
  3. Step 3: Cross multiply
    1,823.86x = 2,721.56 × 1,627.51
  4. Step 4: Simplify right side
    1,823.86x = 4,429,366.12
  5. Step 5: Solve for x
    x = 4,429,366.12/1,823.86
  6. Step 6: Final answer
    x = 2,428.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.