Home / 3,519.02-5,271.24-1,784

Finding the Fourth Proportional to 3,519.02, 5,271.24 and 1,784

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Solution

The fourth proportional to 3,519.02, 5,271.24 and 1,784 is: 2,672.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.02 : 5,271.24 = 1,784 : x
  2. Step 2: Convert to fraction form
    3,519.02/5,271.24 = 1,784/x
  3. Step 3: Cross multiply
    3,519.02x = 5,271.24 × 1,784
  4. Step 4: Simplify right side
    3,519.02x = 9,403,892.16
  5. Step 5: Solve for x
    x = 9,403,892.16/3,519.02
  6. Step 6: Final answer
    x = 2,672.30

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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.