Home / 4,710.64-6,498.72-2,719.78

Finding the Fourth Proportional to 4,710.64, 6,498.72 and 2,719.78

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Solution

The fourth proportional to 4,710.64, 6,498.72 and 2,719.78 is: 3,752.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.64 : 6,498.72 = 2,719.78 : x
  2. Step 2: Convert to fraction form
    4,710.64/6,498.72 = 2,719.78/x
  3. Step 3: Cross multiply
    4,710.64x = 6,498.72 × 2,719.78
  4. Step 4: Simplify right side
    4,710.64x = 17,675,088.68
  5. Step 5: Solve for x
    x = 17,675,088.68/4,710.64
  6. Step 6: Final answer
    x = 3,752.16

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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.