Home / 11,312.41-16,946.06-8,835.63

Finding the Fourth Proportional to 11,312.41, 16,946.06 and 8,835.63

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Solution

The fourth proportional to 11,312.41, 16,946.06 and 8,835.63 is: 13,235.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,312.41 : 16,946.06 = 8,835.63 : x
  2. Step 2: Convert to fraction form
    11,312.41/16,946.06 = 8,835.63/x
  3. Step 3: Cross multiply
    11,312.41x = 16,946.06 × 8,835.63
  4. Step 4: Simplify right side
    11,312.41x = 149,729,153.41
  5. Step 5: Solve for x
    x = 149,729,153.41/11,312.41
  6. Step 6: Final answer
    x = 13,235.83

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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.