Home / 3,384.02-4,670.05-1,891.94

Finding the Fourth Proportional to 3,384.02, 4,670.05 and 1,891.94

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Solution

The fourth proportional to 3,384.02, 4,670.05 and 1,891.94 is: 2,610.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384.02 : 4,670.05 = 1,891.94 : x
  2. Step 2: Convert to fraction form
    3,384.02/4,670.05 = 1,891.94/x
  3. Step 3: Cross multiply
    3,384.02x = 4,670.05 × 1,891.94
  4. Step 4: Simplify right side
    3,384.02x = 8,835,461.34
  5. Step 5: Solve for x
    x = 8,835,461.34/3,384.02
  6. Step 6: Final answer
    x = 2,610.94

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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.