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Finding the Fourth Proportional to 6,316.48, 8,697.76 and 5,947.04

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Solution

The fourth proportional to 6,316.48, 8,697.76 and 5,947.04 is: 8,189.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316.48 : 8,697.76 = 5,947.04 : x
  2. Step 2: Convert to fraction form
    6,316.48/8,697.76 = 5,947.04/x
  3. Step 3: Cross multiply
    6,316.48x = 8,697.76 × 5,947.04
  4. Step 4: Simplify right side
    6,316.48x = 51,725,926.63
  5. Step 5: Solve for x
    x = 51,725,926.63/6,316.48
  6. Step 6: Final answer
    x = 8,189.04

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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.