Home / 7,475.60-11,213.70-2,795.13

Finding the Fourth Proportional to 7,475.60, 11,213.70 and 2,795.13

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Solution

The fourth proportional to 7,475.60, 11,213.70 and 2,795.13 is: 4,192.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.60 : 11,213.70 = 2,795.13 : x
  2. Step 2: Convert to fraction form
    7,475.60/11,213.70 = 2,795.13/x
  3. Step 3: Cross multiply
    7,475.60x = 11,213.70 × 2,795.13
  4. Step 4: Simplify right side
    7,475.60x = 31,343,749.28
  5. Step 5: Solve for x
    x = 31,343,749.28/7,475.60
  6. Step 6: Final answer
    x = 4,192.81

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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.