Home / 7,554.87-11,331.95-2,556.91

Finding the Fourth Proportional to 7,554.87, 11,331.95 and 2,556.91

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Solution

The fourth proportional to 7,554.87, 11,331.95 and 2,556.91 is: 3,835.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,554.87 : 11,331.95 = 2,556.91 : x
  2. Step 2: Convert to fraction form
    7,554.87/11,331.95 = 2,556.91/x
  3. Step 3: Cross multiply
    7,554.87x = 11,331.95 × 2,556.91
  4. Step 4: Simplify right side
    7,554.87x = 28,974,776.27
  5. Step 5: Solve for x
    x = 28,974,776.27/7,554.87
  6. Step 6: Final answer
    x = 3,835.24

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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.