Home / 4,019.83-6,030.70-1,678.53

Finding the Fourth Proportional to 4,019.83, 6,030.70 and 1,678.53

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Solution

The fourth proportional to 4,019.83, 6,030.70 and 1,678.53 is: 2,518.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.83 : 6,030.70 = 1,678.53 : x
  2. Step 2: Convert to fraction form
    4,019.83/6,030.70 = 1,678.53/x
  3. Step 3: Cross multiply
    4,019.83x = 6,030.70 × 1,678.53
  4. Step 4: Simplify right side
    4,019.83x = 10,122,710.87
  5. Step 5: Solve for x
    x = 10,122,710.87/4,019.83
  6. Step 6: Final answer
    x = 2,518.19

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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.