Home / 1,848.07-2,771.61-549.23

Finding the Fourth Proportional to 1,848.07, 2,771.61 and 549.23

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Solution

The fourth proportional to 1,848.07, 2,771.61 and 549.23 is: 823.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.07 : 2,771.61 = 549.23 : x
  2. Step 2: Convert to fraction form
    1,848.07/2,771.61 = 549.23/x
  3. Step 3: Cross multiply
    1,848.07x = 2,771.61 × 549.23
  4. Step 4: Simplify right side
    1,848.07x = 1,522,251.36
  5. Step 5: Solve for x
    x = 1,522,251.36/1,848.07
  6. Step 6: Final answer
    x = 823.70

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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.