Home / 2,823.47-4,233.80-1,653.77

Finding the Fourth Proportional to 2,823.47, 4,233.80 and 1,653.77

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Solution

The fourth proportional to 2,823.47, 4,233.80 and 1,653.77 is: 2,479.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.47 : 4,233.80 = 1,653.77 : x
  2. Step 2: Convert to fraction form
    2,823.47/4,233.80 = 1,653.77/x
  3. Step 3: Cross multiply
    2,823.47x = 4,233.80 × 1,653.77
  4. Step 4: Simplify right side
    2,823.47x = 7,001,722.33
  5. Step 5: Solve for x
    x = 7,001,722.33/2,823.47
  6. Step 6: Final answer
    x = 2,479.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.