Home / 4,780.81-6,596.80-2,684.53

Finding the Fourth Proportional to 4,780.81, 6,596.80 and 2,684.53

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Solution

The fourth proportional to 4,780.81, 6,596.80 and 2,684.53 is: 3,704.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.81 : 6,596.80 = 2,684.53 : x
  2. Step 2: Convert to fraction form
    4,780.81/6,596.80 = 2,684.53/x
  3. Step 3: Cross multiply
    4,780.81x = 6,596.80 × 2,684.53
  4. Step 4: Simplify right side
    4,780.81x = 17,709,307.50
  5. Step 5: Solve for x
    x = 17,709,307.50/4,780.81
  6. Step 6: Final answer
    x = 3,704.25

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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.