Home / 10,634.04-14,676.30-8,111.70

Finding the Fourth Proportional to 10,634.04, 14,676.30 and 8,111.70

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Solution

The fourth proportional to 10,634.04, 14,676.30 and 8,111.70 is: 11,195.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,634.04 : 14,676.30 = 8,111.70 : x
  2. Step 2: Convert to fraction form
    10,634.04/14,676.30 = 8,111.70/x
  3. Step 3: Cross multiply
    10,634.04x = 14,676.30 × 8,111.70
  4. Step 4: Simplify right side
    10,634.04x = 119,049,742.71
  5. Step 5: Solve for x
    x = 119,049,742.71/10,634.04
  6. Step 6: Final answer
    x = 11,195.16

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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.