Home / 4,421.57-6,632.45-1,459.06

Finding the Fourth Proportional to 4,421.57, 6,632.45 and 1,459.06

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Solution

The fourth proportional to 4,421.57, 6,632.45 and 1,459.06 is: 2,188.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.57 : 6,632.45 = 1,459.06 : x
  2. Step 2: Convert to fraction form
    4,421.57/6,632.45 = 1,459.06/x
  3. Step 3: Cross multiply
    4,421.57x = 6,632.45 × 1,459.06
  4. Step 4: Simplify right side
    4,421.57x = 9,677,124.09
  5. Step 5: Solve for x
    x = 9,677,124.09/4,421.57
  6. Step 6: Final answer
    x = 2,188.62

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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.