Home / 9,935.06-13,709.70-5,459

Finding the Fourth Proportional to 9,935.06, 13,709.70 and 5,459

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Solution

The fourth proportional to 9,935.06, 13,709.70 and 5,459 is: 7,533.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,935.06 : 13,709.70 = 5,459 : x
  2. Step 2: Convert to fraction form
    9,935.06/13,709.70 = 5,459/x
  3. Step 3: Cross multiply
    9,935.06x = 13,709.70 × 5,459
  4. Step 4: Simplify right side
    9,935.06x = 74,841,252.30
  5. Step 5: Solve for x
    x = 74,841,252.30/9,935.06
  6. Step 6: Final answer
    x = 7,533.04

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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.