Home / 8,948.23-13,427.63-3,406.24

Finding the Fourth Proportional to 8,948.23, 13,427.63 and 3,406.24

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Solution

The fourth proportional to 8,948.23, 13,427.63 and 3,406.24 is: 5,111.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.23 : 13,427.63 = 3,406.24 : x
  2. Step 2: Convert to fraction form
    8,948.23/13,427.63 = 3,406.24/x
  3. Step 3: Cross multiply
    8,948.23x = 13,427.63 × 3,406.24
  4. Step 4: Simplify right side
    8,948.23x = 45,737,713.38
  5. Step 5: Solve for x
    x = 45,737,713.38/8,948.23
  6. Step 6: Final answer
    x = 5,111.37

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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.