Home / 4,292.96-6,434.84-2,810.39

Finding the Fourth Proportional to 4,292.96, 6,434.84 and 2,810.39

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Solution

The fourth proportional to 4,292.96, 6,434.84 and 2,810.39 is: 4,212.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.96 : 6,434.84 = 2,810.39 : x
  2. Step 2: Convert to fraction form
    4,292.96/6,434.84 = 2,810.39/x
  3. Step 3: Cross multiply
    4,292.96x = 6,434.84 × 2,810.39
  4. Step 4: Simplify right side
    4,292.96x = 18,084,384.84
  5. Step 5: Solve for x
    x = 18,084,384.84/4,292.96
  6. Step 6: Final answer
    x = 4,212.57

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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.