Home / 3,784.68-5,681.28-1,595.25

Finding the Fourth Proportional to 3,784.68, 5,681.28 and 1,595.25

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Solution

The fourth proportional to 3,784.68, 5,681.28 and 1,595.25 is: 2,394.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784.68 : 5,681.28 = 1,595.25 : x
  2. Step 2: Convert to fraction form
    3,784.68/5,681.28 = 1,595.25/x
  3. Step 3: Cross multiply
    3,784.68x = 5,681.28 × 1,595.25
  4. Step 4: Simplify right side
    3,784.68x = 9,063,061.92
  5. Step 5: Solve for x
    x = 9,063,061.92/3,784.68
  6. Step 6: Final answer
    x = 2,394.67

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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.