Home / 12,207.98-16,846.32-6,903.02

Finding the Fourth Proportional to 12,207.98, 16,846.32 and 6,903.02

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Solution

The fourth proportional to 12,207.98, 16,846.32 and 6,903.02 is: 9,525.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,207.98 : 16,846.32 = 6,903.02 : x
  2. Step 2: Convert to fraction form
    12,207.98/16,846.32 = 6,903.02/x
  3. Step 3: Cross multiply
    12,207.98x = 16,846.32 × 6,903.02
  4. Step 4: Simplify right side
    12,207.98x = 116,290,483.89
  5. Step 5: Solve for x
    x = 116,290,483.89/12,207.98
  6. Step 6: Final answer
    x = 9,525.78

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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.