Home / 8,554.12-11,804.58-5,019.40

Finding the Fourth Proportional to 8,554.12, 11,804.58 and 5,019.40

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Solution

The fourth proportional to 8,554.12, 11,804.58 and 5,019.40 is: 6,926.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,554.12 : 11,804.58 = 5,019.40 : x
  2. Step 2: Convert to fraction form
    8,554.12/11,804.58 = 5,019.40/x
  3. Step 3: Cross multiply
    8,554.12x = 11,804.58 × 5,019.40
  4. Step 4: Simplify right side
    8,554.12x = 59,251,908.85
  5. Step 5: Solve for x
    x = 59,251,908.85/8,554.12
  6. Step 6: Final answer
    x = 6,926.71

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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.