Home / 12,401.18-18,596.64-6,158.90

Finding the Fourth Proportional to 12,401.18, 18,596.64 and 6,158.90

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Solution

The fourth proportional to 12,401.18, 18,596.64 and 6,158.90 is: 9,235.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,401.18 : 18,596.64 = 6,158.90 : x
  2. Step 2: Convert to fraction form
    12,401.18/18,596.64 = 6,158.90/x
  3. Step 3: Cross multiply
    12,401.18x = 18,596.64 × 6,158.90
  4. Step 4: Simplify right side
    12,401.18x = 114,534,846.10
  5. Step 5: Solve for x
    x = 114,534,846.10/12,401.18
  6. Step 6: Final answer
    x = 9,235.80

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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.