Home / 7,369.12-10,169.36-4,011.93

Finding the Fourth Proportional to 7,369.12, 10,169.36 and 4,011.93

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Solution

The fourth proportional to 7,369.12, 10,169.36 and 4,011.93 is: 5,536.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369.12 : 10,169.36 = 4,011.93 : x
  2. Step 2: Convert to fraction form
    7,369.12/10,169.36 = 4,011.93/x
  3. Step 3: Cross multiply
    7,369.12x = 10,169.36 × 4,011.93
  4. Step 4: Simplify right side
    7,369.12x = 40,798,709.62
  5. Step 5: Solve for x
    x = 40,798,709.62/7,369.12
  6. Step 6: Final answer
    x = 5,536.45

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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.