Home / 10,577.99-15,867.78-3,558.02

Finding the Fourth Proportional to 10,577.99, 15,867.78 and 3,558.02

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Solution

The fourth proportional to 10,577.99, 15,867.78 and 3,558.02 is: 5,337.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,577.99 : 15,867.78 = 3,558.02 : x
  2. Step 2: Convert to fraction form
    10,577.99/15,867.78 = 3,558.02/x
  3. Step 3: Cross multiply
    10,577.99x = 15,867.78 × 3,558.02
  4. Step 4: Simplify right side
    10,577.99x = 56,457,860.81
  5. Step 5: Solve for x
    x = 56,457,860.81/10,577.99
  6. Step 6: Final answer
    x = 5,337.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.