Home / 4,420.65-6,631.11-1,459.53

Finding the Fourth Proportional to 4,420.65, 6,631.11 and 1,459.53

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Solution

The fourth proportional to 4,420.65, 6,631.11 and 1,459.53 is: 2,189.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.65 : 6,631.11 = 1,459.53 : x
  2. Step 2: Convert to fraction form
    4,420.65/6,631.11 = 1,459.53/x
  3. Step 3: Cross multiply
    4,420.65x = 6,631.11 × 1,459.53
  4. Step 4: Simplify right side
    4,420.65x = 9,678,303.98
  5. Step 5: Solve for x
    x = 9,678,303.98/4,420.65
  6. Step 6: Final answer
    x = 2,189.34

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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.