Home / 5,902.12-8,140.26-5,504.68

Finding the Fourth Proportional to 5,902.12, 8,140.26 and 5,504.68

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Solution

The fourth proportional to 5,902.12, 8,140.26 and 5,504.68 is: 7,592.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,902.12 : 8,140.26 = 5,504.68 : x
  2. Step 2: Convert to fraction form
    5,902.12/8,140.26 = 5,504.68/x
  3. Step 3: Cross multiply
    5,902.12x = 8,140.26 × 5,504.68
  4. Step 4: Simplify right side
    5,902.12x = 44,809,526.42
  5. Step 5: Solve for x
    x = 44,809,526.42/5,902.12
  6. Step 6: Final answer
    x = 7,592.11

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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.