Home / 4,855.40-6,701.22-3,085.16

Finding the Fourth Proportional to 4,855.40, 6,701.22 and 3,085.16

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Solution

The fourth proportional to 4,855.40, 6,701.22 and 3,085.16 is: 4,258.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.40 : 6,701.22 = 3,085.16 : x
  2. Step 2: Convert to fraction form
    4,855.40/6,701.22 = 3,085.16/x
  3. Step 3: Cross multiply
    4,855.40x = 6,701.22 × 3,085.16
  4. Step 4: Simplify right side
    4,855.40x = 20,674,335.90
  5. Step 5: Solve for x
    x = 20,674,335.90/4,855.40
  6. Step 6: Final answer
    x = 4,258.01

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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.