Home / 8,433.56-11,637.68-4,896.20

Finding the Fourth Proportional to 8,433.56, 11,637.68 and 4,896.20

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Solution

The fourth proportional to 8,433.56, 11,637.68 and 4,896.20 is: 6,756.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.56 : 11,637.68 = 4,896.20 : x
  2. Step 2: Convert to fraction form
    8,433.56/11,637.68 = 4,896.20/x
  3. Step 3: Cross multiply
    8,433.56x = 11,637.68 × 4,896.20
  4. Step 4: Simplify right side
    8,433.56x = 56,980,408.82
  5. Step 5: Solve for x
    x = 56,980,408.82/8,433.56
  6. Step 6: Final answer
    x = 6,756.39

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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.