Home / 4,476.06-6,714.69-1,878.39

Finding the Fourth Proportional to 4,476.06, 6,714.69 and 1,878.39

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Solution

The fourth proportional to 4,476.06, 6,714.69 and 1,878.39 is: 2,817.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.06 : 6,714.69 = 1,878.39 : x
  2. Step 2: Convert to fraction form
    4,476.06/6,714.69 = 1,878.39/x
  3. Step 3: Cross multiply
    4,476.06x = 6,714.69 × 1,878.39
  4. Step 4: Simplify right side
    4,476.06x = 12,612,806.55
  5. Step 5: Solve for x
    x = 12,612,806.55/4,476.06
  6. Step 6: Final answer
    x = 2,817.84

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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.