Home / 4,389.36-6,055.74-2,818.32

Finding the Fourth Proportional to 4,389.36, 6,055.74 and 2,818.32

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Solution

The fourth proportional to 4,389.36, 6,055.74 and 2,818.32 is: 3,888.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.36 : 6,055.74 = 2,818.32 : x
  2. Step 2: Convert to fraction form
    4,389.36/6,055.74 = 2,818.32/x
  3. Step 3: Cross multiply
    4,389.36x = 6,055.74 × 2,818.32
  4. Step 4: Simplify right side
    4,389.36x = 17,067,013.16
  5. Step 5: Solve for x
    x = 17,067,013.16/4,389.36
  6. Step 6: Final answer
    x = 3,888.27

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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.