Home / 3,417.12-4,715.76-2,237.28

Finding the Fourth Proportional to 3,417.12, 4,715.76 and 2,237.28

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Solution

The fourth proportional to 3,417.12, 4,715.76 and 2,237.28 is: 3,087.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.12 : 4,715.76 = 2,237.28 : x
  2. Step 2: Convert to fraction form
    3,417.12/4,715.76 = 2,237.28/x
  3. Step 3: Cross multiply
    3,417.12x = 4,715.76 × 2,237.28
  4. Step 4: Simplify right side
    3,417.12x = 10,550,475.53
  5. Step 5: Solve for x
    x = 10,550,475.53/3,417.12
  6. Step 6: Final answer
    x = 3,087.53

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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.