Home / 10,492.09-14,481.55-6,516.20

Finding the Fourth Proportional to 10,492.09, 14,481.55 and 6,516.20

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Solution

The fourth proportional to 10,492.09, 14,481.55 and 6,516.20 is: 8,993.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,492.09 : 14,481.55 = 6,516.20 : x
  2. Step 2: Convert to fraction form
    10,492.09/14,481.55 = 6,516.20/x
  3. Step 3: Cross multiply
    10,492.09x = 14,481.55 × 6,516.20
  4. Step 4: Simplify right side
    10,492.09x = 94,364,720.46
  5. Step 5: Solve for x
    x = 94,364,720.46/10,492.09
  6. Step 6: Final answer
    x = 8,993.89

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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.