Home / 5,090.18-7,634.52-1,802.84

Finding the Fourth Proportional to 5,090.18, 7,634.52 and 1,802.84

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Solution

The fourth proportional to 5,090.18, 7,634.52 and 1,802.84 is: 2,703.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.18 : 7,634.52 = 1,802.84 : x
  2. Step 2: Convert to fraction form
    5,090.18/7,634.52 = 1,802.84/x
  3. Step 3: Cross multiply
    5,090.18x = 7,634.52 × 1,802.84
  4. Step 4: Simplify right side
    5,090.18x = 13,763,779.86
  5. Step 5: Solve for x
    x = 13,763,779.86/5,090.18
  6. Step 6: Final answer
    x = 2,703.99

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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.