Home / 8,318.99-11,460.70-5,796.53

Finding the Fourth Proportional to 8,318.99, 11,460.70 and 5,796.53

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Solution

The fourth proportional to 8,318.99, 11,460.70 and 5,796.53 is: 7,985.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,318.99 : 11,460.70 = 5,796.53 : x
  2. Step 2: Convert to fraction form
    8,318.99/11,460.70 = 5,796.53/x
  3. Step 3: Cross multiply
    8,318.99x = 11,460.70 × 5,796.53
  4. Step 4: Simplify right side
    8,318.99x = 66,432,291.37
  5. Step 5: Solve for x
    x = 66,432,291.37/8,318.99
  6. Step 6: Final answer
    x = 7,985.62

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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.