Home / 1,615.74-2,424.21-966.93

Finding the Fourth Proportional to 1,615.74, 2,424.21 and 966.93

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Solution

The fourth proportional to 1,615.74, 2,424.21 and 966.93 is: 1,450.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615.74 : 2,424.21 = 966.93 : x
  2. Step 2: Convert to fraction form
    1,615.74/2,424.21 = 966.93/x
  3. Step 3: Cross multiply
    1,615.74x = 2,424.21 × 966.93
  4. Step 4: Simplify right side
    1,615.74x = 2,344,041.38
  5. Step 5: Solve for x
    x = 2,344,041.38/1,615.74
  6. Step 6: Final answer
    x = 1,450.75

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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.