Home / 7,493.24-10,340.56-4,136.06

Finding the Fourth Proportional to 7,493.24, 10,340.56 and 4,136.06

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Solution

The fourth proportional to 7,493.24, 10,340.56 and 4,136.06 is: 5,707.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493.24 : 10,340.56 = 4,136.06 : x
  2. Step 2: Convert to fraction form
    7,493.24/10,340.56 = 4,136.06/x
  3. Step 3: Cross multiply
    7,493.24x = 10,340.56 × 4,136.06
  4. Step 4: Simplify right side
    7,493.24x = 42,769,207.62
  5. Step 5: Solve for x
    x = 42,769,207.62/7,493.24
  6. Step 6: Final answer
    x = 5,707.70

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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.