Home / 6,904.15-9,527.47-4,219.86

Finding the Fourth Proportional to 6,904.15, 9,527.47 and 4,219.86

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Solution

The fourth proportional to 6,904.15, 9,527.47 and 4,219.86 is: 5,823.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904.15 : 9,527.47 = 4,219.86 : x
  2. Step 2: Convert to fraction form
    6,904.15/9,527.47 = 4,219.86/x
  3. Step 3: Cross multiply
    6,904.15x = 9,527.47 × 4,219.86
  4. Step 4: Simplify right side
    6,904.15x = 40,204,630.56
  5. Step 5: Solve for x
    x = 40,204,630.56/6,904.15
  6. Step 6: Final answer
    x = 5,823.25

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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.