Home / 7,355.03-11,031.91-2,090.35

Finding the Fourth Proportional to 7,355.03, 11,031.91 and 2,090.35

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Solution

The fourth proportional to 7,355.03, 11,031.91 and 2,090.35 is: 3,135.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.03 : 11,031.91 = 2,090.35 : x
  2. Step 2: Convert to fraction form
    7,355.03/11,031.91 = 2,090.35/x
  3. Step 3: Cross multiply
    7,355.03x = 11,031.91 × 2,090.35
  4. Step 4: Simplify right side
    7,355.03x = 23,060,520.26
  5. Step 5: Solve for x
    x = 23,060,520.26/7,355.03
  6. Step 6: Final answer
    x = 3,135.34

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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.