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Finding the Fourth Proportional to 5,867.67, 8,795.43 and 1,970.76

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Solution

The fourth proportional to 5,867.67, 8,795.43 and 1,970.76 is: 2,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867.67 : 8,795.43 = 1,970.76 : x
  2. Step 2: Convert to fraction form
    5,867.67/8,795.43 = 1,970.76/x
  3. Step 3: Cross multiply
    5,867.67x = 8,795.43 × 1,970.76
  4. Step 4: Simplify right side
    5,867.67x = 17,333,681.63
  5. Step 5: Solve for x
    x = 17,333,681.63/5,867.67
  6. Step 6: Final answer
    x = 2,954.10

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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.