Home / 7,060.21-9,741.79-4,074.95

Finding the Fourth Proportional to 7,060.21, 9,741.79 and 4,074.95

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Solution

The fourth proportional to 7,060.21, 9,741.79 and 4,074.95 is: 5,622.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.21 : 9,741.79 = 4,074.95 : x
  2. Step 2: Convert to fraction form
    7,060.21/9,741.79 = 4,074.95/x
  3. Step 3: Cross multiply
    7,060.21x = 9,741.79 × 4,074.95
  4. Step 4: Simplify right side
    7,060.21x = 39,697,307.16
  5. Step 5: Solve for x
    x = 39,697,307.16/7,060.21
  6. Step 6: Final answer
    x = 5,622.68

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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.