Home / 3,030.07-4,181.42-1,703.75

Finding the Fourth Proportional to 3,030.07, 4,181.42 and 1,703.75

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Solution

The fourth proportional to 3,030.07, 4,181.42 and 1,703.75 is: 2,351.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.07 : 4,181.42 = 1,703.75 : x
  2. Step 2: Convert to fraction form
    3,030.07/4,181.42 = 1,703.75/x
  3. Step 3: Cross multiply
    3,030.07x = 4,181.42 × 1,703.75
  4. Step 4: Simplify right side
    3,030.07x = 7,124,094.33
  5. Step 5: Solve for x
    x = 7,124,094.33/3,030.07
  6. Step 6: Final answer
    x = 2,351.13

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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.