Home / 4,200.86-6,303.69-4,191.02

Finding the Fourth Proportional to 4,200.86, 6,303.69 and 4,191.02

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Solution

The fourth proportional to 4,200.86, 6,303.69 and 4,191.02 is: 6,288.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.86 : 6,303.69 = 4,191.02 : x
  2. Step 2: Convert to fraction form
    4,200.86/6,303.69 = 4,191.02/x
  3. Step 3: Cross multiply
    4,200.86x = 6,303.69 × 4,191.02
  4. Step 4: Simplify right side
    4,200.86x = 26,418,890.86
  5. Step 5: Solve for x
    x = 26,418,890.86/4,200.86
  6. Step 6: Final answer
    x = 6,288.92

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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.