Home / 1,823.50-2,729.58-1,765.18

Finding the Fourth Proportional to 1,823.50, 2,729.58 and 1,765.18

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Solution

The fourth proportional to 1,823.50, 2,729.58 and 1,765.18 is: 2,642.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.50 : 2,729.58 = 1,765.18 : x
  2. Step 2: Convert to fraction form
    1,823.50/2,729.58 = 1,765.18/x
  3. Step 3: Cross multiply
    1,823.50x = 2,729.58 × 1,765.18
  4. Step 4: Simplify right side
    1,823.50x = 4,818,200.02
  5. Step 5: Solve for x
    x = 4,818,200.02/1,823.50
  6. Step 6: Final answer
    x = 2,642.28

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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.