Home / 4,511.42-6,223.48-3,019.40

Finding the Fourth Proportional to 4,511.42, 6,223.48 and 3,019.40

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Solution

The fourth proportional to 4,511.42, 6,223.48 and 3,019.40 is: 4,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,511.42 : 6,223.48 = 3,019.40 : x
  2. Step 2: Convert to fraction form
    4,511.42/6,223.48 = 3,019.40/x
  3. Step 3: Cross multiply
    4,511.42x = 6,223.48 × 3,019.40
  4. Step 4: Simplify right side
    4,511.42x = 18,791,175.51
  5. Step 5: Solve for x
    x = 18,791,175.51/4,511.42
  6. Step 6: Final answer
    x = 4,165.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.