Home / 4,515.91-6,774.97-1,554.40

Finding the Fourth Proportional to 4,515.91, 6,774.97 and 1,554.40

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Solution

The fourth proportional to 4,515.91, 6,774.97 and 1,554.40 is: 2,331.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.91 : 6,774.97 = 1,554.40 : x
  2. Step 2: Convert to fraction form
    4,515.91/6,774.97 = 1,554.40/x
  3. Step 3: Cross multiply
    4,515.91x = 6,774.97 × 1,554.40
  4. Step 4: Simplify right side
    4,515.91x = 10,531,013.37
  5. Step 5: Solve for x
    x = 10,531,013.37/4,515.91
  6. Step 6: Final answer
    x = 2,331.98

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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.