Home / 8,323.30-11,488.08-4,788.56

Finding the Fourth Proportional to 8,323.30, 11,488.08 and 4,788.56

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Solution

The fourth proportional to 8,323.30, 11,488.08 and 4,788.56 is: 6,609.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323.30 : 11,488.08 = 4,788.56 : x
  2. Step 2: Convert to fraction form
    8,323.30/11,488.08 = 4,788.56/x
  3. Step 3: Cross multiply
    8,323.30x = 11,488.08 × 4,788.56
  4. Step 4: Simplify right side
    8,323.30x = 55,011,360.36
  5. Step 5: Solve for x
    x = 55,011,360.36/8,323.30
  6. Step 6: Final answer
    x = 6,609.32

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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.