Home / 4,005.81-5,528.25-2,237.58

Finding the Fourth Proportional to 4,005.81, 5,528.25 and 2,237.58

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Solution

The fourth proportional to 4,005.81, 5,528.25 and 2,237.58 is: 3,087.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.81 : 5,528.25 = 2,237.58 : x
  2. Step 2: Convert to fraction form
    4,005.81/5,528.25 = 2,237.58/x
  3. Step 3: Cross multiply
    4,005.81x = 5,528.25 × 2,237.58
  4. Step 4: Simplify right side
    4,005.81x = 12,369,901.64
  5. Step 5: Solve for x
    x = 12,369,901.64/4,005.81
  6. Step 6: Final answer
    x = 3,087.99

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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.