Home / 3,014.19-4,518.21-1,039.23

Finding the Fourth Proportional to 3,014.19, 4,518.21 and 1,039.23

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Solution

The fourth proportional to 3,014.19, 4,518.21 and 1,039.23 is: 1,557.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.19 : 4,518.21 = 1,039.23 : x
  2. Step 2: Convert to fraction form
    3,014.19/4,518.21 = 1,039.23/x
  3. Step 3: Cross multiply
    3,014.19x = 4,518.21 × 1,039.23
  4. Step 4: Simplify right side
    3,014.19x = 4,695,459.38
  5. Step 5: Solve for x
    x = 4,695,459.38/3,014.19
  6. Step 6: Final answer
    x = 1,557.78

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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.