Home / 1,539.44-2,303.48-923.57

Finding the Fourth Proportional to 1,539.44, 2,303.48 and 923.57

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Solution

The fourth proportional to 1,539.44, 2,303.48 and 923.57 is: 1,381.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539.44 : 2,303.48 = 923.57 : x
  2. Step 2: Convert to fraction form
    1,539.44/2,303.48 = 923.57/x
  3. Step 3: Cross multiply
    1,539.44x = 2,303.48 × 923.57
  4. Step 4: Simplify right side
    1,539.44x = 2,127,408.89
  5. Step 5: Solve for x
    x = 2,127,408.89/1,539.44
  6. Step 6: Final answer
    x = 1,381.94

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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.