Home / 7,315.09-10,973.77-2,383.58

Finding the Fourth Proportional to 7,315.09, 10,973.77 and 2,383.58

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Solution

The fourth proportional to 7,315.09, 10,973.77 and 2,383.58 is: 3,575.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.09 : 10,973.77 = 2,383.58 : x
  2. Step 2: Convert to fraction form
    7,315.09/10,973.77 = 2,383.58/x
  3. Step 3: Cross multiply
    7,315.09x = 10,973.77 × 2,383.58
  4. Step 4: Simplify right side
    7,315.09x = 26,156,858.70
  5. Step 5: Solve for x
    x = 26,156,858.70/7,315.09
  6. Step 6: Final answer
    x = 3,575.74

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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.