Home / 4,709.71-6,495.81-3,450.31

Finding the Fourth Proportional to 4,709.71, 6,495.81 and 3,450.31

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Solution

The fourth proportional to 4,709.71, 6,495.81 and 3,450.31 is: 4,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.71 : 6,495.81 = 3,450.31 : x
  2. Step 2: Convert to fraction form
    4,709.71/6,495.81 = 3,450.31/x
  3. Step 3: Cross multiply
    4,709.71x = 6,495.81 × 3,450.31
  4. Step 4: Simplify right side
    4,709.71x = 22,412,558.20
  5. Step 5: Solve for x
    x = 22,412,558.20/4,709.71
  6. Step 6: Final answer
    x = 4,758.80

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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.