Home / 2,554.02-3,830.88-705.09

Finding the Fourth Proportional to 2,554.02, 3,830.88 and 705.09

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Solution

The fourth proportional to 2,554.02, 3,830.88 and 705.09 is: 1,057.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554.02 : 3,830.88 = 705.09 : x
  2. Step 2: Convert to fraction form
    2,554.02/3,830.88 = 705.09/x
  3. Step 3: Cross multiply
    2,554.02x = 3,830.88 × 705.09
  4. Step 4: Simplify right side
    2,554.02x = 2,701,115.18
  5. Step 5: Solve for x
    x = 2,701,115.18/2,554.02
  6. Step 6: Final answer
    x = 1,057.59

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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.