Home / 10,395.68-14,345.48-5,919.41

Finding the Fourth Proportional to 10,395.68, 14,345.48 and 5,919.41

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Solution

The fourth proportional to 10,395.68, 14,345.48 and 5,919.41 is: 8,168.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.68 : 14,345.48 = 5,919.41 : x
  2. Step 2: Convert to fraction form
    10,395.68/14,345.48 = 5,919.41/x
  3. Step 3: Cross multiply
    10,395.68x = 14,345.48 × 5,919.41
  4. Step 4: Simplify right side
    10,395.68x = 84,916,676.44
  5. Step 5: Solve for x
    x = 84,916,676.44/10,395.68
  6. Step 6: Final answer
    x = 8,168.46

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1.5x scale

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.