Home / 9,156.13-12,631.88-5,973.17

Finding the Fourth Proportional to 9,156.13, 12,631.88 and 5,973.17

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Solution

The fourth proportional to 9,156.13, 12,631.88 and 5,973.17 is: 8,240.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,156.13 : 12,631.88 = 5,973.17 : x
  2. Step 2: Convert to fraction form
    9,156.13/12,631.88 = 5,973.17/x
  3. Step 3: Cross multiply
    9,156.13x = 12,631.88 × 5,973.17
  4. Step 4: Simplify right side
    9,156.13x = 75,452,318.43
  5. Step 5: Solve for x
    x = 75,452,318.43/9,156.13
  6. Step 6: Final answer
    x = 8,240.64

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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.