Home / 9,386.42-14,079.09-2,812.73

Finding the Fourth Proportional to 9,386.42, 14,079.09 and 2,812.73

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Solution

The fourth proportional to 9,386.42, 14,079.09 and 2,812.73 is: 4,218.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,386.42 : 14,079.09 = 2,812.73 : x
  2. Step 2: Convert to fraction form
    9,386.42/14,079.09 = 2,812.73/x
  3. Step 3: Cross multiply
    9,386.42x = 14,079.09 × 2,812.73
  4. Step 4: Simplify right side
    9,386.42x = 39,600,678.82
  5. Step 5: Solve for x
    x = 39,600,678.82/9,386.42
  6. Step 6: Final answer
    x = 4,218.93

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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.