Home / 11,495.21-15,862.42-6,459.04

Finding the Fourth Proportional to 11,495.21, 15,862.42 and 6,459.04

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Solution

The fourth proportional to 11,495.21, 15,862.42 and 6,459.04 is: 8,912.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,495.21 : 15,862.42 = 6,459.04 : x
  2. Step 2: Convert to fraction form
    11,495.21/15,862.42 = 6,459.04/x
  3. Step 3: Cross multiply
    11,495.21x = 15,862.42 × 6,459.04
  4. Step 4: Simplify right side
    11,495.21x = 102,456,005.28
  5. Step 5: Solve for x
    x = 102,456,005.28/11,495.21
  6. Step 6: Final answer
    x = 8,912.93

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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.