Home / 10,153.06-14,011.92-5,676.72

Finding the Fourth Proportional to 10,153.06, 14,011.92 and 5,676.72

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Solution

The fourth proportional to 10,153.06, 14,011.92 and 5,676.72 is: 7,834.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153.06 : 14,011.92 = 5,676.72 : x
  2. Step 2: Convert to fraction form
    10,153.06/14,011.92 = 5,676.72/x
  3. Step 3: Cross multiply
    10,153.06x = 14,011.92 × 5,676.72
  4. Step 4: Simplify right side
    10,153.06x = 79,541,746.50
  5. Step 5: Solve for x
    x = 79,541,746.50/10,153.06
  6. Step 6: Final answer
    x = 7,834.26

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.