Home / 6,292.45-8,684.06-3,774.66

Finding the Fourth Proportional to 6,292.45, 8,684.06 and 3,774.66

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Solution

The fourth proportional to 6,292.45, 8,684.06 and 3,774.66 is: 5,209.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,292.45 : 8,684.06 = 3,774.66 : x
  2. Step 2: Convert to fraction form
    6,292.45/8,684.06 = 3,774.66/x
  3. Step 3: Cross multiply
    6,292.45x = 8,684.06 × 3,774.66
  4. Step 4: Simplify right side
    6,292.45x = 32,779,373.92
  5. Step 5: Solve for x
    x = 32,779,373.92/6,292.45
  6. Step 6: Final answer
    x = 5,209.32

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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.