Home / 4,802.52-6,627.60-2,678.40

Finding the Fourth Proportional to 4,802.52, 6,627.60 and 2,678.40

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Solution

The fourth proportional to 4,802.52, 6,627.60 and 2,678.40 is: 3,696.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802.52 : 6,627.60 = 2,678.40 : x
  2. Step 2: Convert to fraction form
    4,802.52/6,627.60 = 2,678.40/x
  3. Step 3: Cross multiply
    4,802.52x = 6,627.60 × 2,678.40
  4. Step 4: Simplify right side
    4,802.52x = 17,751,363.84
  5. Step 5: Solve for x
    x = 17,751,363.84/4,802.52
  6. Step 6: Final answer
    x = 3,696.26

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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.