Home / 5,626.49-8,440.86-1,730.75

Finding the Fourth Proportional to 5,626.49, 8,440.86 and 1,730.75

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Solution

The fourth proportional to 5,626.49, 8,440.86 and 1,730.75 is: 2,596.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626.49 : 8,440.86 = 1,730.75 : x
  2. Step 2: Convert to fraction form
    5,626.49/8,440.86 = 1,730.75/x
  3. Step 3: Cross multiply
    5,626.49x = 8,440.86 × 1,730.75
  4. Step 4: Simplify right side
    5,626.49x = 14,609,018.45
  5. Step 5: Solve for x
    x = 14,609,018.45/5,626.49
  6. Step 6: Final answer
    x = 2,596.47

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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.