Home / 1,846.04-2,769.05-547.40

Finding the Fourth Proportional to 1,846.04, 2,769.05 and 547.40

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Solution

The fourth proportional to 1,846.04, 2,769.05 and 547.40 is: 821.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846.04 : 2,769.05 = 547.40 : x
  2. Step 2: Convert to fraction form
    1,846.04/2,769.05 = 547.40/x
  3. Step 3: Cross multiply
    1,846.04x = 2,769.05 × 547.40
  4. Step 4: Simplify right side
    1,846.04x = 1,515,786.26
  5. Step 5: Solve for x
    x = 1,515,786.26/1,846.04
  6. Step 6: Final answer
    x = 821.10

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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.