Home / 8,924.12-12,313.54-4,945.04

Finding the Fourth Proportional to 8,924.12, 12,313.54 and 4,945.04

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Solution

The fourth proportional to 8,924.12, 12,313.54 and 4,945.04 is: 6,823.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,924.12 : 12,313.54 = 4,945.04 : x
  2. Step 2: Convert to fraction form
    8,924.12/12,313.54 = 4,945.04/x
  3. Step 3: Cross multiply
    8,924.12x = 12,313.54 × 4,945.04
  4. Step 4: Simplify right side
    8,924.12x = 60,890,947.84
  5. Step 5: Solve for x
    x = 60,890,947.84/8,924.12
  6. Step 6: Final answer
    x = 6,823.19

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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.