Home / 4,719.64-6,513.64-2,623.88

Finding the Fourth Proportional to 4,719.64, 6,513.64 and 2,623.88

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Solution

The fourth proportional to 4,719.64, 6,513.64 and 2,623.88 is: 3,621.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.64 : 6,513.64 = 2,623.88 : x
  2. Step 2: Convert to fraction form
    4,719.64/6,513.64 = 2,623.88/x
  3. Step 3: Cross multiply
    4,719.64x = 6,513.64 × 2,623.88
  4. Step 4: Simplify right side
    4,719.64x = 17,091,009.72
  5. Step 5: Solve for x
    x = 17,091,009.72/4,719.64
  6. Step 6: Final answer
    x = 3,621.25

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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.