Home / 3,019.17-4,530.58-1,071.22

Finding the Fourth Proportional to 3,019.17, 4,530.58 and 1,071.22

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Solution

The fourth proportional to 3,019.17, 4,530.58 and 1,071.22 is: 1,607.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.17 : 4,530.58 = 1,071.22 : x
  2. Step 2: Convert to fraction form
    3,019.17/4,530.58 = 1,071.22/x
  3. Step 3: Cross multiply
    3,019.17x = 4,530.58 × 1,071.22
  4. Step 4: Simplify right side
    3,019.17x = 4,853,242.55
  5. Step 5: Solve for x
    x = 4,853,242.55/3,019.17
  6. Step 6: Final answer
    x = 1,607.48

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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.