Home / 2,848.88-3,931.56-1,589.94

Finding the Fourth Proportional to 2,848.88, 3,931.56 and 1,589.94

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Solution

The fourth proportional to 2,848.88, 3,931.56 and 1,589.94 is: 2,194.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.88 : 3,931.56 = 1,589.94 : x
  2. Step 2: Convert to fraction form
    2,848.88/3,931.56 = 1,589.94/x
  3. Step 3: Cross multiply
    2,848.88x = 3,931.56 × 1,589.94
  4. Step 4: Simplify right side
    2,848.88x = 6,250,944.51
  5. Step 5: Solve for x
    x = 6,250,944.51/2,848.88
  6. Step 6: Final answer
    x = 2,194.18

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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.