Home / 4,802.29-6,626.99-2,812.80

Finding the Fourth Proportional to 4,802.29, 6,626.99 and 2,812.80

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Solution

The fourth proportional to 4,802.29, 6,626.99 and 2,812.80 is: 3,881.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802.29 : 6,626.99 = 2,812.80 : x
  2. Step 2: Convert to fraction form
    4,802.29/6,626.99 = 2,812.80/x
  3. Step 3: Cross multiply
    4,802.29x = 6,626.99 × 2,812.80
  4. Step 4: Simplify right side
    4,802.29x = 18,640,402.81
  5. Step 5: Solve for x
    x = 18,640,402.81/4,802.29
  6. Step 6: Final answer
    x = 3,881.57

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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.