Home / 6,994.74-10,485.12-3,876.18

Finding the Fourth Proportional to 6,994.74, 10,485.12 and 3,876.18

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Solution

The fourth proportional to 6,994.74, 10,485.12 and 3,876.18 is: 5,810.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,994.74 : 10,485.12 = 3,876.18 : x
  2. Step 2: Convert to fraction form
    6,994.74/10,485.12 = 3,876.18/x
  3. Step 3: Cross multiply
    6,994.74x = 10,485.12 × 3,876.18
  4. Step 4: Simplify right side
    6,994.74x = 40,642,212.44
  5. Step 5: Solve for x
    x = 40,642,212.44/6,994.74
  6. Step 6: Final answer
    x = 5,810.40

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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.