Home / 4,780.19-6,596.31-2,790.93

Finding the Fourth Proportional to 4,780.19, 6,596.31 and 2,790.93

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Solution

The fourth proportional to 4,780.19, 6,596.31 and 2,790.93 is: 3,851.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.19 : 6,596.31 = 2,790.93 : x
  2. Step 2: Convert to fraction form
    4,780.19/6,596.31 = 2,790.93/x
  3. Step 3: Cross multiply
    4,780.19x = 6,596.31 × 2,790.93
  4. Step 4: Simplify right side
    4,780.19x = 18,409,848.27
  5. Step 5: Solve for x
    x = 18,409,848.27/4,780.19
  6. Step 6: Final answer
    x = 3,851.28

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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.