Home / 6,215.54-9,323.51-2,055.78

Finding the Fourth Proportional to 6,215.54, 9,323.51 and 2,055.78

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Solution

The fourth proportional to 6,215.54, 9,323.51 and 2,055.78 is: 3,083.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.54 : 9,323.51 = 2,055.78 : x
  2. Step 2: Convert to fraction form
    6,215.54/9,323.51 = 2,055.78/x
  3. Step 3: Cross multiply
    6,215.54x = 9,323.51 × 2,055.78
  4. Step 4: Simplify right side
    6,215.54x = 19,167,075.11
  5. Step 5: Solve for x
    x = 19,167,075.11/6,215.54
  6. Step 6: Final answer
    x = 3,083.74

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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.