Home / 4,559.34-6,290.70-2,790.30

Finding the Fourth Proportional to 4,559.34, 6,290.70 and 2,790.30

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Solution

The fourth proportional to 4,559.34, 6,290.70 and 2,790.30 is: 3,849.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,559.34 : 6,290.70 = 2,790.30 : x
  2. Step 2: Convert to fraction form
    4,559.34/6,290.70 = 2,790.30/x
  3. Step 3: Cross multiply
    4,559.34x = 6,290.70 × 2,790.30
  4. Step 4: Simplify right side
    4,559.34x = 17,552,940.21
  5. Step 5: Solve for x
    x = 17,552,940.21/4,559.34
  6. Step 6: Final answer
    x = 3,849.89

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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.