Home / 7,385.09-10,193.33-4,554.74

Finding the Fourth Proportional to 7,385.09, 10,193.33 and 4,554.74

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Solution

The fourth proportional to 7,385.09, 10,193.33 and 4,554.74 is: 6,286.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.09 : 10,193.33 = 4,554.74 : x
  2. Step 2: Convert to fraction form
    7,385.09/10,193.33 = 4,554.74/x
  3. Step 3: Cross multiply
    7,385.09x = 10,193.33 × 4,554.74
  4. Step 4: Simplify right side
    7,385.09x = 46,427,967.88
  5. Step 5: Solve for x
    x = 46,427,967.88/7,385.09
  6. Step 6: Final answer
    x = 6,286.72

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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.