Home / 10,416.18-14,369.76-6,222

Finding the Fourth Proportional to 10,416.18, 14,369.76 and 6,222

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Solution

The fourth proportional to 10,416.18, 14,369.76 and 6,222 is: 8,583.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,416.18 : 14,369.76 = 6,222 : x
  2. Step 2: Convert to fraction form
    10,416.18/14,369.76 = 6,222/x
  3. Step 3: Cross multiply
    10,416.18x = 14,369.76 × 6,222
  4. Step 4: Simplify right side
    10,416.18x = 89,408,646.72
  5. Step 5: Solve for x
    x = 89,408,646.72/10,416.18
  6. Step 6: Final answer
    x = 8,583.63

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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.