Home / 7,339.19-11,012.58-3,641.34

Finding the Fourth Proportional to 7,339.19, 11,012.58 and 3,641.34

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Solution

The fourth proportional to 7,339.19, 11,012.58 and 3,641.34 is: 5,463.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.19 : 11,012.58 = 3,641.34 : x
  2. Step 2: Convert to fraction form
    7,339.19/11,012.58 = 3,641.34/x
  3. Step 3: Cross multiply
    7,339.19x = 11,012.58 × 3,641.34
  4. Step 4: Simplify right side
    7,339.19x = 40,100,548.06
  5. Step 5: Solve for x
    x = 40,100,548.06/7,339.19
  6. Step 6: Final answer
    x = 5,463.90

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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.