Home / 7,440.58-10,267.64-4,083.30

Finding the Fourth Proportional to 7,440.58, 10,267.64 and 4,083.30

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Solution

The fourth proportional to 7,440.58, 10,267.64 and 4,083.30 is: 5,634.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.58 : 10,267.64 = 4,083.30 : x
  2. Step 2: Convert to fraction form
    7,440.58/10,267.64 = 4,083.30/x
  3. Step 3: Cross multiply
    7,440.58x = 10,267.64 × 4,083.30
  4. Step 4: Simplify right side
    7,440.58x = 41,925,854.41
  5. Step 5: Solve for x
    x = 41,925,854.41/7,440.58
  6. Step 6: Final answer
    x = 5,634.76

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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.