Home / 5,210.46-7,188.93-3,114.18

Finding the Fourth Proportional to 5,210.46, 7,188.93 and 3,114.18

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Solution

The fourth proportional to 5,210.46, 7,188.93 and 3,114.18 is: 4,296.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210.46 : 7,188.93 = 3,114.18 : x
  2. Step 2: Convert to fraction form
    5,210.46/7,188.93 = 3,114.18/x
  3. Step 3: Cross multiply
    5,210.46x = 7,188.93 × 3,114.18
  4. Step 4: Simplify right side
    5,210.46x = 22,387,622.03
  5. Step 5: Solve for x
    x = 22,387,622.03/5,210.46
  6. Step 6: Final answer
    x = 4,296.67

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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.