Home / 10,809.12-14,916.72-6,093.36

Finding the Fourth Proportional to 10,809.12, 14,916.72 and 6,093.36

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Solution

The fourth proportional to 10,809.12, 14,916.72 and 6,093.36 is: 8,408.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,809.12 : 14,916.72 = 6,093.36 : x
  2. Step 2: Convert to fraction form
    10,809.12/14,916.72 = 6,093.36/x
  3. Step 3: Cross multiply
    10,809.12x = 14,916.72 × 6,093.36
  4. Step 4: Simplify right side
    10,809.12x = 90,892,944.98
  5. Step 5: Solve for x
    x = 90,892,944.98/10,809.12
  6. Step 6: Final answer
    x = 8,408.91

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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.