Home / 12,711.15-19,066.95-4,817.37

Finding the Fourth Proportional to 12,711.15, 19,066.95 and 4,817.37

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Solution

The fourth proportional to 12,711.15, 19,066.95 and 4,817.37 is: 7,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,711.15 : 19,066.95 = 4,817.37 : x
  2. Step 2: Convert to fraction form
    12,711.15/19,066.95 = 4,817.37/x
  3. Step 3: Cross multiply
    12,711.15x = 19,066.95 × 4,817.37
  4. Step 4: Simplify right side
    12,711.15x = 91,852,552.92
  5. Step 5: Solve for x
    x = 91,852,552.92/12,711.15
  6. Step 6: Final answer
    x = 7,226.14

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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.