Home / 4,586.78-6,880.19-1,124.03

Finding the Fourth Proportional to 4,586.78, 6,880.19 and 1,124.03

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Solution

The fourth proportional to 4,586.78, 6,880.19 and 1,124.03 is: 1,686.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,586.78 : 6,880.19 = 1,124.03 : x
  2. Step 2: Convert to fraction form
    4,586.78/6,880.19 = 1,124.03/x
  3. Step 3: Cross multiply
    4,586.78x = 6,880.19 × 1,124.03
  4. Step 4: Simplify right side
    4,586.78x = 7,733,539.97
  5. Step 5: Solve for x
    x = 7,733,539.97/4,586.78
  6. Step 6: Final answer
    x = 1,686.05

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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.