Home / 8,355.25-11,529.14-4,997.40

Finding the Fourth Proportional to 8,355.25, 11,529.14 and 4,997.40

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Solution

The fourth proportional to 8,355.25, 11,529.14 and 4,997.40 is: 6,895.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355.25 : 11,529.14 = 4,997.40 : x
  2. Step 2: Convert to fraction form
    8,355.25/11,529.14 = 4,997.40/x
  3. Step 3: Cross multiply
    8,355.25x = 11,529.14 × 4,997.40
  4. Step 4: Simplify right side
    8,355.25x = 57,615,656.01
  5. Step 5: Solve for x
    x = 57,615,656.01/8,355.25
  6. Step 6: Final answer
    x = 6,895.74

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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.