Home / 6,999.84-10,488.36-2,994.12

Finding the Fourth Proportional to 6,999.84, 10,488.36 and 2,994.12

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Solution

The fourth proportional to 6,999.84, 10,488.36 and 2,994.12 is: 4,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999.84 : 10,488.36 = 2,994.12 : x
  2. Step 2: Convert to fraction form
    6,999.84/10,488.36 = 2,994.12/x
  3. Step 3: Cross multiply
    6,999.84x = 10,488.36 × 2,994.12
  4. Step 4: Simplify right side
    6,999.84x = 31,403,408.44
  5. Step 5: Solve for x
    x = 31,403,408.44/6,999.84
  6. Step 6: Final answer
    x = 4,486.30

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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.