Home / 4,295.57-6,438.69-2,810.16

Finding the Fourth Proportional to 4,295.57, 6,438.69 and 2,810.16

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Solution

The fourth proportional to 4,295.57, 6,438.69 and 2,810.16 is: 4,212.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,295.57 : 6,438.69 = 2,810.16 : x
  2. Step 2: Convert to fraction form
    4,295.57/6,438.69 = 2,810.16/x
  3. Step 3: Cross multiply
    4,295.57x = 6,438.69 × 2,810.16
  4. Step 4: Simplify right side
    4,295.57x = 18,093,749.09
  5. Step 5: Solve for x
    x = 18,093,749.09/4,295.57
  6. Step 6: Final answer
    x = 4,212.19

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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.