Home / 6,373.14-9,559.35-1,989.42

Finding the Fourth Proportional to 6,373.14, 9,559.35 and 1,989.42

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Solution

The fourth proportional to 6,373.14, 9,559.35 and 1,989.42 is: 2,984.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,373.14 : 9,559.35 = 1,989.42 : x
  2. Step 2: Convert to fraction form
    6,373.14/9,559.35 = 1,989.42/x
  3. Step 3: Cross multiply
    6,373.14x = 9,559.35 × 1,989.42
  4. Step 4: Simplify right side
    6,373.14x = 19,017,562.08
  5. Step 5: Solve for x
    x = 19,017,562.08/6,373.14
  6. Step 6: Final answer
    x = 2,984.02

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Double scale
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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.