Home / 4,421.10-6,632.63-1,459.43

Finding the Fourth Proportional to 4,421.10, 6,632.63 and 1,459.43

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Solution

The fourth proportional to 4,421.10, 6,632.63 and 1,459.43 is: 2,189.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421.10 : 6,632.63 = 1,459.43 : x
  2. Step 2: Convert to fraction form
    4,421.10/6,632.63 = 1,459.43/x
  3. Step 3: Cross multiply
    4,421.10x = 6,632.63 × 1,459.43
  4. Step 4: Simplify right side
    4,421.10x = 9,679,859.20
  5. Step 5: Solve for x
    x = 9,679,859.20/4,421.10
  6. Step 6: Final answer
    x = 2,189.47

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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.