Home / 7,386.94-11,078.01-2,455.25

Finding the Fourth Proportional to 7,386.94, 11,078.01 and 2,455.25

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Solution

The fourth proportional to 7,386.94, 11,078.01 and 2,455.25 is: 3,682.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.94 : 11,078.01 = 2,455.25 : x
  2. Step 2: Convert to fraction form
    7,386.94/11,078.01 = 2,455.25/x
  3. Step 3: Cross multiply
    7,386.94x = 11,078.01 × 2,455.25
  4. Step 4: Simplify right side
    7,386.94x = 27,199,284.05
  5. Step 5: Solve for x
    x = 27,199,284.05/7,386.94
  6. Step 6: Final answer
    x = 3,682.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.