Home / 4,654.88-6,980.16-2,707.68

Finding the Fourth Proportional to 4,654.88, 6,980.16 and 2,707.68

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Solution

The fourth proportional to 4,654.88, 6,980.16 and 2,707.68 is: 4,060.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,654.88 : 6,980.16 = 2,707.68 : x
  2. Step 2: Convert to fraction form
    4,654.88/6,980.16 = 2,707.68/x
  3. Step 3: Cross multiply
    4,654.88x = 6,980.16 × 2,707.68
  4. Step 4: Simplify right side
    4,654.88x = 18,900,039.63
  5. Step 5: Solve for x
    x = 18,900,039.63/4,654.88
  6. Step 6: Final answer
    x = 4,060.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.