Home / 4,389.48-6,055.74-2,620.44

Finding the Fourth Proportional to 4,389.48, 6,055.74 and 2,620.44

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Solution

The fourth proportional to 4,389.48, 6,055.74 and 2,620.44 is: 3,615.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.48 : 6,055.74 = 2,620.44 : x
  2. Step 2: Convert to fraction form
    4,389.48/6,055.74 = 2,620.44/x
  3. Step 3: Cross multiply
    4,389.48x = 6,055.74 × 2,620.44
  4. Step 4: Simplify right side
    4,389.48x = 15,868,703.33
  5. Step 5: Solve for x
    x = 15,868,703.33/4,389.48
  6. Step 6: Final answer
    x = 3,615.17

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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.