Home / 4,985.44-6,877.88-3,096.34

Finding the Fourth Proportional to 4,985.44, 6,877.88 and 3,096.34

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Solution

The fourth proportional to 4,985.44, 6,877.88 and 3,096.34 is: 4,271.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.44 : 6,877.88 = 3,096.34 : x
  2. Step 2: Convert to fraction form
    4,985.44/6,877.88 = 3,096.34/x
  3. Step 3: Cross multiply
    4,985.44x = 6,877.88 × 3,096.34
  4. Step 4: Simplify right side
    4,985.44x = 21,296,254.96
  5. Step 5: Solve for x
    x = 21,296,254.96/4,985.44
  6. Step 6: Final answer
    x = 4,271.69

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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.