Home / 2,207.70-3,039.66-1,875.60

Finding the Fourth Proportional to 2,207.70, 3,039.66 and 1,875.60

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Solution

The fourth proportional to 2,207.70, 3,039.66 and 1,875.60 is: 2,582.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.70 : 3,039.66 = 1,875.60 : x
  2. Step 2: Convert to fraction form
    2,207.70/3,039.66 = 1,875.60/x
  3. Step 3: Cross multiply
    2,207.70x = 3,039.66 × 1,875.60
  4. Step 4: Simplify right side
    2,207.70x = 5,701,186.30
  5. Step 5: Solve for x
    x = 5,701,186.30/2,207.70
  6. Step 6: Final answer
    x = 2,582.41

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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.