Home / 6,779.79-10,169.78-4,454.58

Finding the Fourth Proportional to 6,779.79, 10,169.78 and 4,454.58

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Solution

The fourth proportional to 6,779.79, 10,169.78 and 4,454.58 is: 6,681.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779.79 : 10,169.78 = 4,454.58 : x
  2. Step 2: Convert to fraction form
    6,779.79/10,169.78 = 4,454.58/x
  3. Step 3: Cross multiply
    6,779.79x = 10,169.78 × 4,454.58
  4. Step 4: Simplify right side
    6,779.79x = 45,302,076.32
  5. Step 5: Solve for x
    x = 45,302,076.32/6,779.79
  6. Step 6: Final answer
    x = 6,681.93

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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.