Home / 4,768.32-7,153.92-2,686.08

Finding the Fourth Proportional to 4,768.32, 7,153.92 and 2,686.08

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Solution

The fourth proportional to 4,768.32, 7,153.92 and 2,686.08 is: 4,029.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768.32 : 7,153.92 = 2,686.08 : x
  2. Step 2: Convert to fraction form
    4,768.32/7,153.92 = 2,686.08/x
  3. Step 3: Cross multiply
    4,768.32x = 7,153.92 × 2,686.08
  4. Step 4: Simplify right side
    4,768.32x = 19,216,001.43
  5. Step 5: Solve for x
    x = 19,216,001.43/4,768.32
  6. Step 6: Final answer
    x = 4,029.93

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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.