Home / 6,220.68-9,333-1,838.16

Finding the Fourth Proportional to 6,220.68, 9,333 and 1,838.16

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Solution

The fourth proportional to 6,220.68, 9,333 and 1,838.16 is: 2,757.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.68 : 9,333 = 1,838.16 : x
  2. Step 2: Convert to fraction form
    6,220.68/9,333 = 1,838.16/x
  3. Step 3: Cross multiply
    6,220.68x = 9,333 × 1,838.16
  4. Step 4: Simplify right side
    6,220.68x = 17,155,547.28
  5. Step 5: Solve for x
    x = 17,155,547.28/6,220.68
  6. Step 6: Final answer
    x = 2,757.83

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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.