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Finding the Fourth Proportional to 7,492.56, 11,240.46 and 3,746.37

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Solution

The fourth proportional to 7,492.56, 11,240.46 and 3,746.37 is: 5,620.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.56 : 11,240.46 = 3,746.37 : x
  2. Step 2: Convert to fraction form
    7,492.56/11,240.46 = 3,746.37/x
  3. Step 3: Cross multiply
    7,492.56x = 11,240.46 × 3,746.37
  4. Step 4: Simplify right side
    7,492.56x = 42,110,922.13
  5. Step 5: Solve for x
    x = 42,110,922.13/7,492.56
  6. Step 6: Final answer
    x = 5,620.37

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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.