Home / 7,472.99-11,211.24-4,188.35

Finding the Fourth Proportional to 7,472.99, 11,211.24 and 4,188.35

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Solution

The fourth proportional to 7,472.99, 11,211.24 and 4,188.35 is: 6,283.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.99 : 11,211.24 = 4,188.35 : x
  2. Step 2: Convert to fraction form
    7,472.99/11,211.24 = 4,188.35/x
  3. Step 3: Cross multiply
    7,472.99x = 11,211.24 × 4,188.35
  4. Step 4: Simplify right side
    7,472.99x = 46,956,541.00
  5. Step 5: Solve for x
    x = 46,956,541.00/7,472.99
  6. Step 6: Final answer
    x = 6,283.51

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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.