Home / 4,802.72-6,626.40-2,939.36

Finding the Fourth Proportional to 4,802.72, 6,626.40 and 2,939.36

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Solution

The fourth proportional to 4,802.72, 6,626.40 and 2,939.36 is: 4,055.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802.72 : 6,626.40 = 2,939.36 : x
  2. Step 2: Convert to fraction form
    4,802.72/6,626.40 = 2,939.36/x
  3. Step 3: Cross multiply
    4,802.72x = 6,626.40 × 2,939.36
  4. Step 4: Simplify right side
    4,802.72x = 19,477,375.10
  5. Step 5: Solve for x
    x = 19,477,375.10/4,802.72
  6. Step 6: Final answer
    x = 4,055.49

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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.