Home / 8,977.06-13,461.39-3,132.94

Finding the Fourth Proportional to 8,977.06, 13,461.39 and 3,132.94

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Solution

The fourth proportional to 8,977.06, 13,461.39 and 3,132.94 is: 4,697.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977.06 : 13,461.39 = 3,132.94 : x
  2. Step 2: Convert to fraction form
    8,977.06/13,461.39 = 3,132.94/x
  3. Step 3: Cross multiply
    8,977.06x = 13,461.39 × 3,132.94
  4. Step 4: Simplify right side
    8,977.06x = 42,173,727.19
  5. Step 5: Solve for x
    x = 42,173,727.19/8,977.06
  6. Step 6: Final answer
    x = 4,697.94

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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.