Home / 3,225.11-4,836.99-1,580

Finding the Fourth Proportional to 3,225.11, 4,836.99 and 1,580

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Solution

The fourth proportional to 3,225.11, 4,836.99 and 1,580 is: 2,369.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.11 : 4,836.99 = 1,580 : x
  2. Step 2: Convert to fraction form
    3,225.11/4,836.99 = 1,580/x
  3. Step 3: Cross multiply
    3,225.11x = 4,836.99 × 1,580
  4. Step 4: Simplify right side
    3,225.11x = 7,642,444.20
  5. Step 5: Solve for x
    x = 7,642,444.20/3,225.11
  6. Step 6: Final answer
    x = 2,369.67

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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.