Home / 8,560.69-11,812.87-4,783.53

Finding the Fourth Proportional to 8,560.69, 11,812.87 and 4,783.53

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Solution

The fourth proportional to 8,560.69, 11,812.87 and 4,783.53 is: 6,600.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.69 : 11,812.87 = 4,783.53 : x
  2. Step 2: Convert to fraction form
    8,560.69/11,812.87 = 4,783.53/x
  3. Step 3: Cross multiply
    8,560.69x = 11,812.87 × 4,783.53
  4. Step 4: Simplify right side
    8,560.69x = 56,507,218.03
  5. Step 5: Solve for x
    x = 56,507,218.03/8,560.69
  6. Step 6: Final answer
    x = 6,600.78

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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.