Home / 4,715.58-6,506.31-3,142.62

Finding the Fourth Proportional to 4,715.58, 6,506.31 and 3,142.62

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Solution

The fourth proportional to 4,715.58, 6,506.31 and 3,142.62 is: 4,336.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.58 : 6,506.31 = 3,142.62 : x
  2. Step 2: Convert to fraction form
    4,715.58/6,506.31 = 3,142.62/x
  3. Step 3: Cross multiply
    4,715.58x = 6,506.31 × 3,142.62
  4. Step 4: Simplify right side
    4,715.58x = 20,446,859.93
  5. Step 5: Solve for x
    x = 20,446,859.93/4,715.58
  6. Step 6: Final answer
    x = 4,336.02

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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.