Home / 9,415.30-14,123.06-2,841.54

Finding the Fourth Proportional to 9,415.30, 14,123.06 and 2,841.54

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Solution

The fourth proportional to 9,415.30, 14,123.06 and 2,841.54 is: 4,262.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,415.30 : 14,123.06 = 2,841.54 : x
  2. Step 2: Convert to fraction form
    9,415.30/14,123.06 = 2,841.54/x
  3. Step 3: Cross multiply
    9,415.30x = 14,123.06 × 2,841.54
  4. Step 4: Simplify right side
    9,415.30x = 40,131,225.70
  5. Step 5: Solve for x
    x = 40,131,225.70/9,415.30
  6. Step 6: Final answer
    x = 4,262.34

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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.