Home / 10,805.84-14,911.96-6,090.08

Finding the Fourth Proportional to 10,805.84, 14,911.96 and 6,090.08

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Solution

The fourth proportional to 10,805.84, 14,911.96 and 6,090.08 is: 8,404.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,805.84 : 14,911.96 = 6,090.08 : x
  2. Step 2: Convert to fraction form
    10,805.84/14,911.96 = 6,090.08/x
  3. Step 3: Cross multiply
    10,805.84x = 14,911.96 × 6,090.08
  4. Step 4: Simplify right side
    10,805.84x = 90,815,029.36
  5. Step 5: Solve for x
    x = 90,815,029.36/10,805.84
  6. Step 6: Final answer
    x = 8,404.25

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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.