Home / 3,788.04-5,225.10-2,215.02

Finding the Fourth Proportional to 3,788.04, 5,225.10 and 2,215.02

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Solution

The fourth proportional to 3,788.04, 5,225.10 and 2,215.02 is: 3,055.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788.04 : 5,225.10 = 2,215.02 : x
  2. Step 2: Convert to fraction form
    3,788.04/5,225.10 = 2,215.02/x
  3. Step 3: Cross multiply
    3,788.04x = 5,225.10 × 2,215.02
  4. Step 4: Simplify right side
    3,788.04x = 11,573,701.00
  5. Step 5: Solve for x
    x = 11,573,701.00/3,788.04
  6. Step 6: Final answer
    x = 3,055.33

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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.