Home / 7,316.40-10,974.60-6,020.40

Finding the Fourth Proportional to 7,316.40, 10,974.60 and 6,020.40

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Solution

The fourth proportional to 7,316.40, 10,974.60 and 6,020.40 is: 9,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.40 : 10,974.60 = 6,020.40 : x
  2. Step 2: Convert to fraction form
    7,316.40/10,974.60 = 6,020.40/x
  3. Step 3: Cross multiply
    7,316.40x = 10,974.60 × 6,020.40
  4. Step 4: Simplify right side
    7,316.40x = 66,071,481.84
  5. Step 5: Solve for x
    x = 66,071,481.84/7,316.40
  6. Step 6: Final answer
    x = 9,030.60

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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.