Home / 5,204.84-7,810.43-2,574.05

Finding the Fourth Proportional to 5,204.84, 7,810.43 and 2,574.05

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Solution

The fourth proportional to 5,204.84, 7,810.43 and 2,574.05 is: 3,862.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204.84 : 7,810.43 = 2,574.05 : x
  2. Step 2: Convert to fraction form
    5,204.84/7,810.43 = 2,574.05/x
  3. Step 3: Cross multiply
    5,204.84x = 7,810.43 × 2,574.05
  4. Step 4: Simplify right side
    5,204.84x = 20,104,385.42
  5. Step 5: Solve for x
    x = 20,104,385.42/5,204.84
  6. Step 6: Final answer
    x = 3,862.64

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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.