Home / 4,389.32-6,583.98-1,790.44

Finding the Fourth Proportional to 4,389.32, 6,583.98 and 1,790.44

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Solution

The fourth proportional to 4,389.32, 6,583.98 and 1,790.44 is: 2,685.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.32 : 6,583.98 = 1,790.44 : x
  2. Step 2: Convert to fraction form
    4,389.32/6,583.98 = 1,790.44/x
  3. Step 3: Cross multiply
    4,389.32x = 6,583.98 × 1,790.44
  4. Step 4: Simplify right side
    4,389.32x = 11,788,211.41
  5. Step 5: Solve for x
    x = 11,788,211.41/4,389.32
  6. Step 6: Final answer
    x = 2,685.66

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Similar ratio
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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.