Home / 10,697.40-14,761.10-5,916.68

Finding the Fourth Proportional to 10,697.40, 14,761.10 and 5,916.68

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Solution

The fourth proportional to 10,697.40, 14,761.10 and 5,916.68 is: 8,164.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,697.40 : 14,761.10 = 5,916.68 : x
  2. Step 2: Convert to fraction form
    10,697.40/14,761.10 = 5,916.68/x
  3. Step 3: Cross multiply
    10,697.40x = 14,761.10 × 5,916.68
  4. Step 4: Simplify right side
    10,697.40x = 87,336,701.49
  5. Step 5: Solve for x
    x = 87,336,701.49/10,697.40
  6. Step 6: Final answer
    x = 8,164.29

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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.