Home / 7,488.06-11,232.72-2,555.70

Finding the Fourth Proportional to 7,488.06, 11,232.72 and 2,555.70

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Solution

The fourth proportional to 7,488.06, 11,232.72 and 2,555.70 is: 3,833.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.06 : 11,232.72 = 2,555.70 : x
  2. Step 2: Convert to fraction form
    7,488.06/11,232.72 = 2,555.70/x
  3. Step 3: Cross multiply
    7,488.06x = 11,232.72 × 2,555.70
  4. Step 4: Simplify right side
    7,488.06x = 28,707,462.50
  5. Step 5: Solve for x
    x = 28,707,462.50/7,488.06
  6. Step 6: Final answer
    x = 3,833.77

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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.