Home / 3,087.09-4,631.08-895.53

Finding the Fourth Proportional to 3,087.09, 4,631.08 and 895.53

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Solution

The fourth proportional to 3,087.09, 4,631.08 and 895.53 is: 1,343.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.09 : 4,631.08 = 895.53 : x
  2. Step 2: Convert to fraction form
    3,087.09/4,631.08 = 895.53/x
  3. Step 3: Cross multiply
    3,087.09x = 4,631.08 × 895.53
  4. Step 4: Simplify right side
    3,087.09x = 4,147,277.37
  5. Step 5: Solve for x
    x = 4,147,277.37/3,087.09
  6. Step 6: Final answer
    x = 1,343.43

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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.