Home / 6,242.90-9,365.57-1,860.26

Finding the Fourth Proportional to 6,242.90, 9,365.57 and 1,860.26

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Solution

The fourth proportional to 6,242.90, 9,365.57 and 1,860.26 is: 2,790.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242.90 : 9,365.57 = 1,860.26 : x
  2. Step 2: Convert to fraction form
    6,242.90/9,365.57 = 1,860.26/x
  3. Step 3: Cross multiply
    6,242.90x = 9,365.57 × 1,860.26
  4. Step 4: Simplify right side
    6,242.90x = 17,422,385.95
  5. Step 5: Solve for x
    x = 17,422,385.95/6,242.90
  6. Step 6: Final answer
    x = 2,790.75

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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.