Home / 7,554.96-11,317.68-4,258.08

Finding the Fourth Proportional to 7,554.96, 11,317.68 and 4,258.08

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Solution

The fourth proportional to 7,554.96, 11,317.68 and 4,258.08 is: 6,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,554.96 : 11,317.68 = 4,258.08 : x
  2. Step 2: Convert to fraction form
    7,554.96/11,317.68 = 4,258.08/x
  3. Step 3: Cross multiply
    7,554.96x = 11,317.68 × 4,258.08
  4. Step 4: Simplify right side
    7,554.96x = 48,191,586.85
  5. Step 5: Solve for x
    x = 48,191,586.85/7,554.96
  6. Step 6: Final answer
    x = 6,378.80

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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.