Home / 9,453.12-13,045.32-5,474.46

Finding the Fourth Proportional to 9,453.12, 13,045.32 and 5,474.46

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Solution

The fourth proportional to 9,453.12, 13,045.32 and 5,474.46 is: 7,554.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453.12 : 13,045.32 = 5,474.46 : x
  2. Step 2: Convert to fraction form
    9,453.12/13,045.32 = 5,474.46/x
  3. Step 3: Cross multiply
    9,453.12x = 13,045.32 × 5,474.46
  4. Step 4: Simplify right side
    9,453.12x = 71,416,082.53
  5. Step 5: Solve for x
    x = 71,416,082.53/9,453.12
  6. Step 6: Final answer
    x = 7,554.76

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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.