Home / 4,780.08-6,596.64-2,684.40

Finding the Fourth Proportional to 4,780.08, 6,596.64 and 2,684.40

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Solution

The fourth proportional to 4,780.08, 6,596.64 and 2,684.40 is: 3,704.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.08 : 6,596.64 = 2,684.40 : x
  2. Step 2: Convert to fraction form
    4,780.08/6,596.64 = 2,684.40/x
  3. Step 3: Cross multiply
    4,780.08x = 6,596.64 × 2,684.40
  4. Step 4: Simplify right side
    4,780.08x = 17,708,020.42
  5. Step 5: Solve for x
    x = 17,708,020.42/4,780.08
  6. Step 6: Final answer
    x = 3,704.54

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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.