Home / 4,701.24-6,484.86-3,107.88

Finding the Fourth Proportional to 4,701.24, 6,484.86 and 3,107.88

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Solution

The fourth proportional to 4,701.24, 6,484.86 and 3,107.88 is: 4,286.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.24 : 6,484.86 = 3,107.88 : x
  2. Step 2: Convert to fraction form
    4,701.24/6,484.86 = 3,107.88/x
  3. Step 3: Cross multiply
    4,701.24x = 6,484.86 × 3,107.88
  4. Step 4: Simplify right side
    4,701.24x = 20,154,166.70
  5. Step 5: Solve for x
    x = 20,154,166.70/4,701.24
  6. Step 6: Final answer
    x = 4,286.99

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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.