Home / 10,291.23-14,207.20-6,518.34

Finding the Fourth Proportional to 10,291.23, 14,207.20 and 6,518.34

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Solution

The fourth proportional to 10,291.23, 14,207.20 and 6,518.34 is: 8,998.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.23 : 14,207.20 = 6,518.34 : x
  2. Step 2: Convert to fraction form
    10,291.23/14,207.20 = 6,518.34/x
  3. Step 3: Cross multiply
    10,291.23x = 14,207.20 × 6,518.34
  4. Step 4: Simplify right side
    10,291.23x = 92,607,343.75
  5. Step 5: Solve for x
    x = 92,607,343.75/10,291.23
  6. Step 6: Final answer
    x = 8,998.67

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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.