Home / 7,895.12-10,895.31-4,310.33

Finding the Fourth Proportional to 7,895.12, 10,895.31 and 4,310.33

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Solution

The fourth proportional to 7,895.12, 10,895.31 and 4,310.33 is: 5,948.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895.12 : 10,895.31 = 4,310.33 : x
  2. Step 2: Convert to fraction form
    7,895.12/10,895.31 = 4,310.33/x
  3. Step 3: Cross multiply
    7,895.12x = 10,895.31 × 4,310.33
  4. Step 4: Simplify right side
    7,895.12x = 46,962,327.08
  5. Step 5: Solve for x
    x = 46,962,327.08/7,895.12
  6. Step 6: Final answer
    x = 5,948.28

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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.