Home / 6,779.74-10,172.71-4,011.84

Finding the Fourth Proportional to 6,779.74, 10,172.71 and 4,011.84

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Solution

The fourth proportional to 6,779.74, 10,172.71 and 4,011.84 is: 6,019.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779.74 : 10,172.71 = 4,011.84 : x
  2. Step 2: Convert to fraction form
    6,779.74/10,172.71 = 4,011.84/x
  3. Step 3: Cross multiply
    6,779.74x = 10,172.71 × 4,011.84
  4. Step 4: Simplify right side
    6,779.74x = 40,811,284.89
  5. Step 5: Solve for x
    x = 40,811,284.89/6,779.74
  6. Step 6: Final answer
    x = 6,019.59

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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.