Home / 4,675.83-7,014.90-1,388.95

Finding the Fourth Proportional to 4,675.83, 7,014.90 and 1,388.95

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Solution

The fourth proportional to 4,675.83, 7,014.90 and 1,388.95 is: 2,083.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675.83 : 7,014.90 = 1,388.95 : x
  2. Step 2: Convert to fraction form
    4,675.83/7,014.90 = 1,388.95/x
  3. Step 3: Cross multiply
    4,675.83x = 7,014.90 × 1,388.95
  4. Step 4: Simplify right side
    4,675.83x = 9,743,333.03
  5. Step 5: Solve for x
    x = 9,743,333.03/4,675.83
  6. Step 6: Final answer
    x = 2,083.77

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1.5x scale

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.