Home / 8,977.56-13,446.88-5,682.48

Finding the Fourth Proportional to 8,977.56, 13,446.88 and 5,682.48

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Solution

The fourth proportional to 8,977.56, 13,446.88 and 5,682.48 is: 8,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977.56 : 13,446.88 = 5,682.48 : x
  2. Step 2: Convert to fraction form
    8,977.56/13,446.88 = 5,682.48/x
  3. Step 3: Cross multiply
    8,977.56x = 13,446.88 × 5,682.48
  4. Step 4: Simplify right side
    8,977.56x = 76,411,626.66
  5. Step 5: Solve for x
    x = 76,411,626.66/8,977.56
  6. Step 6: Final answer
    x = 8,511.40

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1.5x scale

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.