Home / 5,870.44-8,103.74-3,512.13

Finding the Fourth Proportional to 5,870.44, 8,103.74 and 3,512.13

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Solution

The fourth proportional to 5,870.44, 8,103.74 and 3,512.13 is: 4,848.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870.44 : 8,103.74 = 3,512.13 : x
  2. Step 2: Convert to fraction form
    5,870.44/8,103.74 = 3,512.13/x
  3. Step 3: Cross multiply
    5,870.44x = 8,103.74 × 3,512.13
  4. Step 4: Simplify right side
    5,870.44x = 28,461,388.37
  5. Step 5: Solve for x
    x = 28,461,388.37/5,870.44
  6. Step 6: Final answer
    x = 4,848.25

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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.