Home / 3,065.58-4,234.37-2,666.45

Finding the Fourth Proportional to 3,065.58, 4,234.37 and 2,666.45

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Solution

The fourth proportional to 3,065.58, 4,234.37 and 2,666.45 is: 3,683.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.58 : 4,234.37 = 2,666.45 : x
  2. Step 2: Convert to fraction form
    3,065.58/4,234.37 = 2,666.45/x
  3. Step 3: Cross multiply
    3,065.58x = 4,234.37 × 2,666.45
  4. Step 4: Simplify right side
    3,065.58x = 11,290,701.38
  5. Step 5: Solve for x
    x = 11,290,701.38/3,065.58
  6. Step 6: Final answer
    x = 3,683.06

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Half scale
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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.