Home / 4,681.35-7,021.96-1,394.46

Finding the Fourth Proportional to 4,681.35, 7,021.96 and 1,394.46

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Solution

The fourth proportional to 4,681.35, 7,021.96 and 1,394.46 is: 2,091.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.35 : 7,021.96 = 1,394.46 : x
  2. Step 2: Convert to fraction form
    4,681.35/7,021.96 = 1,394.46/x
  3. Step 3: Cross multiply
    4,681.35x = 7,021.96 × 1,394.46
  4. Step 4: Simplify right side
    4,681.35x = 9,791,838.86
  5. Step 5: Solve for x
    x = 9,791,838.86/4,681.35
  6. Step 6: Final answer
    x = 2,091.67

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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.