Home / 7,536.14-10,399.96-4,178.99

Finding the Fourth Proportional to 7,536.14, 10,399.96 and 4,178.99

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Solution

The fourth proportional to 7,536.14, 10,399.96 and 4,178.99 is: 5,767.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.14 : 10,399.96 = 4,178.99 : x
  2. Step 2: Convert to fraction form
    7,536.14/10,399.96 = 4,178.99/x
  3. Step 3: Cross multiply
    7,536.14x = 10,399.96 × 4,178.99
  4. Step 4: Simplify right side
    7,536.14x = 43,461,328.84
  5. Step 5: Solve for x
    x = 43,461,328.84/7,536.14
  6. Step 6: Final answer
    x = 5,767.05

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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.