Home / 6,818.84-10,231.48-2,870.96

Finding the Fourth Proportional to 6,818.84, 10,231.48 and 2,870.96

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Solution

The fourth proportional to 6,818.84, 10,231.48 and 2,870.96 is: 4,307.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818.84 : 10,231.48 = 2,870.96 : x
  2. Step 2: Convert to fraction form
    6,818.84/10,231.48 = 2,870.96/x
  3. Step 3: Cross multiply
    6,818.84x = 10,231.48 × 2,870.96
  4. Step 4: Simplify right side
    6,818.84x = 29,374,169.82
  5. Step 5: Solve for x
    x = 29,374,169.82/6,818.84
  6. Step 6: Final answer
    x = 4,307.80

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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.