Home / 5,584.22-8,377.80-1,688.74

Finding the Fourth Proportional to 5,584.22, 8,377.80 and 1,688.74

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Solution

The fourth proportional to 5,584.22, 8,377.80 and 1,688.74 is: 2,533.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,584.22 : 8,377.80 = 1,688.74 : x
  2. Step 2: Convert to fraction form
    5,584.22/8,377.80 = 1,688.74/x
  3. Step 3: Cross multiply
    5,584.22x = 8,377.80 × 1,688.74
  4. Step 4: Simplify right side
    5,584.22x = 14,147,925.97
  5. Step 5: Solve for x
    x = 14,147,925.97/5,584.22
  6. Step 6: Final answer
    x = 2,533.55

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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.