Home / 3,323.52-4,988.34-1,681.22

Finding the Fourth Proportional to 3,323.52, 4,988.34 and 1,681.22

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Solution

The fourth proportional to 3,323.52, 4,988.34 and 1,681.22 is: 2,523.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,323.52 : 4,988.34 = 1,681.22 : x
  2. Step 2: Convert to fraction form
    3,323.52/4,988.34 = 1,681.22/x
  3. Step 3: Cross multiply
    3,323.52x = 4,988.34 × 1,681.22
  4. Step 4: Simplify right side
    3,323.52x = 8,386,509.45
  5. Step 5: Solve for x
    x = 8,386,509.45/3,323.52
  6. Step 6: Final answer
    x = 2,523.38

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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.