Home / 2,384.76-3,292.50-1,943.72

Finding the Fourth Proportional to 2,384.76, 3,292.50 and 1,943.72

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Solution

The fourth proportional to 2,384.76, 3,292.50 and 1,943.72 is: 2,683.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384.76 : 3,292.50 = 1,943.72 : x
  2. Step 2: Convert to fraction form
    2,384.76/3,292.50 = 1,943.72/x
  3. Step 3: Cross multiply
    2,384.76x = 3,292.50 × 1,943.72
  4. Step 4: Simplify right side
    2,384.76x = 6,399,681.64
  5. Step 5: Solve for x
    x = 6,399,681.64/2,384.76
  6. Step 6: Final answer
    x = 2,683.57

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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.