Home / 9,486.07-13,091.50-5,237.95

Finding the Fourth Proportional to 9,486.07, 13,091.50 and 5,237.95

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Solution

The fourth proportional to 9,486.07, 13,091.50 and 5,237.95 is: 7,228.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486.07 : 13,091.50 = 5,237.95 : x
  2. Step 2: Convert to fraction form
    9,486.07/13,091.50 = 5,237.95/x
  3. Step 3: Cross multiply
    9,486.07x = 13,091.50 × 5,237.95
  4. Step 4: Simplify right side
    9,486.07x = 68,572,556.97
  5. Step 5: Solve for x
    x = 68,572,556.97/9,486.07
  6. Step 6: Final answer
    x = 7,228.77

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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.