Home / 7,921.10-10,932.26-4,563.26

Finding the Fourth Proportional to 7,921.10, 10,932.26 and 4,563.26

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Solution

The fourth proportional to 7,921.10, 10,932.26 and 4,563.26 is: 6,297.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,921.10 : 10,932.26 = 4,563.26 : x
  2. Step 2: Convert to fraction form
    7,921.10/10,932.26 = 4,563.26/x
  3. Step 3: Cross multiply
    7,921.10x = 10,932.26 × 4,563.26
  4. Step 4: Simplify right side
    7,921.10x = 49,886,701.51
  5. Step 5: Solve for x
    x = 49,886,701.51/7,921.10
  6. Step 6: Final answer
    x = 6,297.96

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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.