Home / 8,779.41-13,177.35-4,622.49

Finding the Fourth Proportional to 8,779.41, 13,177.35 and 4,622.49

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Solution

The fourth proportional to 8,779.41, 13,177.35 and 4,622.49 is: 6,938.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779.41 : 13,177.35 = 4,622.49 : x
  2. Step 2: Convert to fraction form
    8,779.41/13,177.35 = 4,622.49/x
  3. Step 3: Cross multiply
    8,779.41x = 13,177.35 × 4,622.49
  4. Step 4: Simplify right side
    8,779.41x = 60,912,168.60
  5. Step 5: Solve for x
    x = 60,912,168.60/8,779.41
  6. Step 6: Final answer
    x = 6,938.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.