Home / 9,133.73-12,604.92-5,154.84

Finding the Fourth Proportional to 9,133.73, 12,604.92 and 5,154.84

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Solution

The fourth proportional to 9,133.73, 12,604.92 and 5,154.84 is: 7,113.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.73 : 12,604.92 = 5,154.84 : x
  2. Step 2: Convert to fraction form
    9,133.73/12,604.92 = 5,154.84/x
  3. Step 3: Cross multiply
    9,133.73x = 12,604.92 × 5,154.84
  4. Step 4: Simplify right side
    9,133.73x = 64,976,345.81
  5. Step 5: Solve for x
    x = 64,976,345.81/9,133.73
  6. Step 6: Final answer
    x = 7,113.89

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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.