Home / 1,763.86-2,428.57-1,497.77

Finding the Fourth Proportional to 1,763.86, 2,428.57 and 1,497.77

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Solution

The fourth proportional to 1,763.86, 2,428.57 and 1,497.77 is: 2,062.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.86 : 2,428.57 = 1,497.77 : x
  2. Step 2: Convert to fraction form
    1,763.86/2,428.57 = 1,497.77/x
  3. Step 3: Cross multiply
    1,763.86x = 2,428.57 × 1,497.77
  4. Step 4: Simplify right side
    1,763.86x = 3,637,431.80
  5. Step 5: Solve for x
    x = 3,637,431.80/1,763.86
  6. Step 6: Final answer
    x = 2,062.21

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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.