Home / 7,494.12-10,341.88-4,136.87

Finding the Fourth Proportional to 7,494.12, 10,341.88 and 4,136.87

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Solution

The fourth proportional to 7,494.12, 10,341.88 and 4,136.87 is: 5,708.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,494.12 : 10,341.88 = 4,136.87 : x
  2. Step 2: Convert to fraction form
    7,494.12/10,341.88 = 4,136.87/x
  3. Step 3: Cross multiply
    7,494.12x = 10,341.88 × 4,136.87
  4. Step 4: Simplify right side
    7,494.12x = 42,783,028.63
  5. Step 5: Solve for x
    x = 42,783,028.63/7,494.12
  6. Step 6: Final answer
    x = 5,708.88

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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.