Home / 10,328.11-14,226.21-8,085.98

Finding the Fourth Proportional to 10,328.11, 14,226.21 and 8,085.98

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Solution

The fourth proportional to 10,328.11, 14,226.21 and 8,085.98 is: 11,137.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,328.11 : 14,226.21 = 8,085.98 : x
  2. Step 2: Convert to fraction form
    10,328.11/14,226.21 = 8,085.98/x
  3. Step 3: Cross multiply
    10,328.11x = 14,226.21 × 8,085.98
  4. Step 4: Simplify right side
    10,328.11x = 115,032,782.34
  5. Step 5: Solve for x
    x = 115,032,782.34/10,328.11
  6. Step 6: Final answer
    x = 11,137.84

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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.