Home / 5,583.40-7,705.19-3,065.62

Finding the Fourth Proportional to 5,583.40, 7,705.19 and 3,065.62

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Solution

The fourth proportional to 5,583.40, 7,705.19 and 3,065.62 is: 4,230.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,583.40 : 7,705.19 = 3,065.62 : x
  2. Step 2: Convert to fraction form
    5,583.40/7,705.19 = 3,065.62/x
  3. Step 3: Cross multiply
    5,583.40x = 7,705.19 × 3,065.62
  4. Step 4: Simplify right side
    5,583.40x = 23,621,148.50
  5. Step 5: Solve for x
    x = 23,621,148.50/5,583.40
  6. Step 6: Final answer
    x = 4,230.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.