Home / 4,779.34-6,591.54-2,890.84

Finding the Fourth Proportional to 4,779.34, 6,591.54 and 2,890.84

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Solution

The fourth proportional to 4,779.34, 6,591.54 and 2,890.84 is: 3,986.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.34 : 6,591.54 = 2,890.84 : x
  2. Step 2: Convert to fraction form
    4,779.34/6,591.54 = 2,890.84/x
  3. Step 3: Cross multiply
    4,779.34x = 6,591.54 × 2,890.84
  4. Step 4: Simplify right side
    4,779.34x = 19,055,087.49
  5. Step 5: Solve for x
    x = 19,055,087.49/4,779.34
  6. Step 6: Final answer
    x = 3,986.97

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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.