Home / 4,779.85-6,599.44-2,988.03

Finding the Fourth Proportional to 4,779.85, 6,599.44 and 2,988.03

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Solution

The fourth proportional to 4,779.85, 6,599.44 and 2,988.03 is: 4,125.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.85 : 6,599.44 = 2,988.03 : x
  2. Step 2: Convert to fraction form
    4,779.85/6,599.44 = 2,988.03/x
  3. Step 3: Cross multiply
    4,779.85x = 6,599.44 × 2,988.03
  4. Step 4: Simplify right side
    4,779.85x = 19,719,324.70
  5. Step 5: Solve for x
    x = 19,719,324.70/4,779.85
  6. Step 6: Final answer
    x = 4,125.51

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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.