Home / 5,911.45-8,867.00-1,528.74

Finding the Fourth Proportional to 5,911.45, 8,867.00 and 1,528.74

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Solution

The fourth proportional to 5,911.45, 8,867.00 and 1,528.74 is: 2,293.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.45 : 8,867.00 = 1,528.74 : x
  2. Step 2: Convert to fraction form
    5,911.45/8,867.00 = 1,528.74/x
  3. Step 3: Cross multiply
    5,911.45x = 8,867.00 × 1,528.74
  4. Step 4: Simplify right side
    5,911.45x = 13,555,341.40
  5. Step 5: Solve for x
    x = 13,555,341.40/5,911.45
  6. Step 6: Final answer
    x = 2,293.07

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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.