Home / 7,493.08-10,340.34-4,136.23

Finding the Fourth Proportional to 7,493.08, 10,340.34 and 4,136.23

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Solution

The fourth proportional to 7,493.08, 10,340.34 and 4,136.23 is: 5,707.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493.08 : 10,340.34 = 4,136.23 : x
  2. Step 2: Convert to fraction form
    7,493.08/10,340.34 = 4,136.23/x
  3. Step 3: Cross multiply
    7,493.08x = 10,340.34 × 4,136.23
  4. Step 4: Simplify right side
    7,493.08x = 42,770,024.52
  5. Step 5: Solve for x
    x = 42,770,024.52/7,493.08
  6. Step 6: Final answer
    x = 5,707.94

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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.