Home / 3,804.03-5,253.35-2,478.51

Finding the Fourth Proportional to 3,804.03, 5,253.35 and 2,478.51

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Solution

The fourth proportional to 3,804.03, 5,253.35 and 2,478.51 is: 3,422.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,804.03 : 5,253.35 = 2,478.51 : x
  2. Step 2: Convert to fraction form
    3,804.03/5,253.35 = 2,478.51/x
  3. Step 3: Cross multiply
    3,804.03x = 5,253.35 × 2,478.51
  4. Step 4: Simplify right side
    3,804.03x = 13,020,468.12
  5. Step 5: Solve for x
    x = 13,020,468.12/3,804.03
  6. Step 6: Final answer
    x = 3,422.81

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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.