Home / 3,663.07-5,054.91-2,091.10

Finding the Fourth Proportional to 3,663.07, 5,054.91 and 2,091.10

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Solution

The fourth proportional to 3,663.07, 5,054.91 and 2,091.10 is: 2,885.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,663.07 : 5,054.91 = 2,091.10 : x
  2. Step 2: Convert to fraction form
    3,663.07/5,054.91 = 2,091.10/x
  3. Step 3: Cross multiply
    3,663.07x = 5,054.91 × 2,091.10
  4. Step 4: Simplify right side
    3,663.07x = 10,570,322.30
  5. Step 5: Solve for x
    x = 10,570,322.30/3,663.07
  6. Step 6: Final answer
    x = 2,885.65

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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.