Home / 7,254.90-10,886.40-3,094.20

Finding the Fourth Proportional to 7,254.90, 10,886.40 and 3,094.20

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Solution

The fourth proportional to 7,254.90, 10,886.40 and 3,094.20 is: 4,643.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.90 : 10,886.40 = 3,094.20 : x
  2. Step 2: Convert to fraction form
    7,254.90/10,886.40 = 3,094.20/x
  3. Step 3: Cross multiply
    7,254.90x = 10,886.40 × 3,094.20
  4. Step 4: Simplify right side
    7,254.90x = 33,684,698.88
  5. Step 5: Solve for x
    x = 33,684,698.88/7,254.90
  6. Step 6: Final answer
    x = 4,643.03

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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.