Home / 5,006.95-6,909.45-2,768.67

Finding the Fourth Proportional to 5,006.95, 6,909.45 and 2,768.67

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Solution

The fourth proportional to 5,006.95, 6,909.45 and 2,768.67 is: 3,820.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.95 : 6,909.45 = 2,768.67 : x
  2. Step 2: Convert to fraction form
    5,006.95/6,909.45 = 2,768.67/x
  3. Step 3: Cross multiply
    5,006.95x = 6,909.45 × 2,768.67
  4. Step 4: Simplify right side
    5,006.95x = 19,129,986.93
  5. Step 5: Solve for x
    x = 19,129,986.93/5,006.95
  6. Step 6: Final answer
    x = 3,820.69

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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.