Home / 4,074.40-5,625.48-3,012.40

Finding the Fourth Proportional to 4,074.40, 5,625.48 and 3,012.40

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Solution

The fourth proportional to 4,074.40, 5,625.48 and 3,012.40 is: 4,159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,074.40 : 5,625.48 = 3,012.40 : x
  2. Step 2: Convert to fraction form
    4,074.40/5,625.48 = 3,012.40/x
  3. Step 3: Cross multiply
    4,074.40x = 5,625.48 × 3,012.40
  4. Step 4: Simplify right side
    4,074.40x = 16,946,195.95
  5. Step 5: Solve for x
    x = 16,946,195.95/4,074.40
  6. Step 6: Final answer
    x = 4,159.19

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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.