Home / 8,557.26-11,808.59-4,779.67

Finding the Fourth Proportional to 8,557.26, 11,808.59 and 4,779.67

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Solution

The fourth proportional to 8,557.26, 11,808.59 and 4,779.67 is: 6,595.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.26 : 11,808.59 = 4,779.67 : x
  2. Step 2: Convert to fraction form
    8,557.26/11,808.59 = 4,779.67/x
  3. Step 3: Cross multiply
    8,557.26x = 11,808.59 × 4,779.67
  4. Step 4: Simplify right side
    8,557.26x = 56,441,148.60
  5. Step 5: Solve for x
    x = 56,441,148.60/8,557.26
  6. Step 6: Final answer
    x = 6,595.71

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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.