Home / 7,863.01-11,790.45-2,315.63

Finding the Fourth Proportional to 7,863.01, 11,790.45 and 2,315.63

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Solution

The fourth proportional to 7,863.01, 11,790.45 and 2,315.63 is: 3,472.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,863.01 : 11,790.45 = 2,315.63 : x
  2. Step 2: Convert to fraction form
    7,863.01/11,790.45 = 2,315.63/x
  3. Step 3: Cross multiply
    7,863.01x = 11,790.45 × 2,315.63
  4. Step 4: Simplify right side
    7,863.01x = 27,302,349.21
  5. Step 5: Solve for x
    x = 27,302,349.21/7,863.01
  6. Step 6: Final answer
    x = 3,472.25

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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.