Home / 4,511.50-6,762.60-1,880.53

Finding the Fourth Proportional to 4,511.50, 6,762.60 and 1,880.53

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Solution

The fourth proportional to 4,511.50, 6,762.60 and 1,880.53 is: 2,818.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,511.50 : 6,762.60 = 1,880.53 : x
  2. Step 2: Convert to fraction form
    4,511.50/6,762.60 = 1,880.53/x
  3. Step 3: Cross multiply
    4,511.50x = 6,762.60 × 1,880.53
  4. Step 4: Simplify right side
    4,511.50x = 12,717,272.18
  5. Step 5: Solve for x
    x = 12,717,272.18/4,511.50
  6. Step 6: Final answer
    x = 2,818.86

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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.