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Finding the Fourth Proportional to 6,246.99, 9,353.48 and 4,779.27

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Solution

The fourth proportional to 6,246.99, 9,353.48 and 4,779.27 is: 7,155.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246.99 : 9,353.48 = 4,779.27 : x
  2. Step 2: Convert to fraction form
    6,246.99/9,353.48 = 4,779.27/x
  3. Step 3: Cross multiply
    6,246.99x = 9,353.48 × 4,779.27
  4. Step 4: Simplify right side
    6,246.99x = 44,702,782.46
  5. Step 5: Solve for x
    x = 44,702,782.46/6,246.99
  6. Step 6: Final answer
    x = 7,155.89

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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.