Home / 4,038.74-6,071.78-3,225.90

Finding the Fourth Proportional to 4,038.74, 6,071.78 and 3,225.90

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Solution

The fourth proportional to 4,038.74, 6,071.78 and 3,225.90 is: 4,849.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038.74 : 6,071.78 = 3,225.90 : x
  2. Step 2: Convert to fraction form
    4,038.74/6,071.78 = 3,225.90/x
  3. Step 3: Cross multiply
    4,038.74x = 6,071.78 × 3,225.90
  4. Step 4: Simplify right side
    4,038.74x = 19,586,955.10
  5. Step 5: Solve for x
    x = 19,586,955.10/4,038.74
  6. Step 6: Final answer
    x = 4,849.77

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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.