Home / 9,126.53-13,679.27-4,123.50

Finding the Fourth Proportional to 9,126.53, 13,679.27 and 4,123.50

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Solution

The fourth proportional to 9,126.53, 13,679.27 and 4,123.50 is: 6,180.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126.53 : 13,679.27 = 4,123.50 : x
  2. Step 2: Convert to fraction form
    9,126.53/13,679.27 = 4,123.50/x
  3. Step 3: Cross multiply
    9,126.53x = 13,679.27 × 4,123.50
  4. Step 4: Simplify right side
    9,126.53x = 56,406,449.23
  5. Step 5: Solve for x
    x = 56,406,449.23/9,126.53
  6. Step 6: Final answer
    x = 6,180.50

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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.