Home / 12,146.46-16,761.95-6,841.34

Finding the Fourth Proportional to 12,146.46, 16,761.95 and 6,841.34

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Solution

The fourth proportional to 12,146.46, 16,761.95 and 6,841.34 is: 9,440.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,146.46 : 16,761.95 = 6,841.34 : x
  2. Step 2: Convert to fraction form
    12,146.46/16,761.95 = 6,841.34/x
  3. Step 3: Cross multiply
    12,146.46x = 16,761.95 × 6,841.34
  4. Step 4: Simplify right side
    12,146.46x = 114,674,199.01
  5. Step 5: Solve for x
    x = 114,674,199.01/12,146.46
  6. Step 6: Final answer
    x = 9,440.96

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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.