Home / 3,859.02-5,788.70-1,360.23

Finding the Fourth Proportional to 3,859.02, 5,788.70 and 1,360.23

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Solution

The fourth proportional to 3,859.02, 5,788.70 and 1,360.23 is: 2,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859.02 : 5,788.70 = 1,360.23 : x
  2. Step 2: Convert to fraction form
    3,859.02/5,788.70 = 1,360.23/x
  3. Step 3: Cross multiply
    3,859.02x = 5,788.70 × 1,360.23
  4. Step 4: Simplify right side
    3,859.02x = 7,873,963.40
  5. Step 5: Solve for x
    x = 7,873,963.40/3,859.02
  6. Step 6: Final answer
    x = 2,040.40

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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.