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Finding the Fourth Proportional to 3,554.55, 4,904.55 and 2,713.77

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Solution

The fourth proportional to 3,554.55, 4,904.55 and 2,713.77 is: 3,744.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.55 : 4,904.55 = 2,713.77 : x
  2. Step 2: Convert to fraction form
    3,554.55/4,904.55 = 2,713.77/x
  3. Step 3: Cross multiply
    3,554.55x = 4,904.55 × 2,713.77
  4. Step 4: Simplify right side
    3,554.55x = 13,309,820.65
  5. Step 5: Solve for x
    x = 13,309,820.65/3,554.55
  6. Step 6: Final answer
    x = 3,744.45

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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.