Home / 1,765.58-2,648.37-1,436.13

Finding the Fourth Proportional to 1,765.58, 2,648.37 and 1,436.13

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Solution

The fourth proportional to 1,765.58, 2,648.37 and 1,436.13 is: 2,154.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765.58 : 2,648.37 = 1,436.13 : x
  2. Step 2: Convert to fraction form
    1,765.58/2,648.37 = 1,436.13/x
  3. Step 3: Cross multiply
    1,765.58x = 2,648.37 × 1,436.13
  4. Step 4: Simplify right side
    1,765.58x = 3,803,403.61
  5. Step 5: Solve for x
    x = 3,803,403.61/1,765.58
  6. Step 6: Final answer
    x = 2,154.20

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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.