Home / 7,281.19-10,048.04-4,137.38

Finding the Fourth Proportional to 7,281.19, 10,048.04 and 4,137.38

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Solution

The fourth proportional to 7,281.19, 10,048.04 and 4,137.38 is: 5,709.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,281.19 : 10,048.04 = 4,137.38 : x
  2. Step 2: Convert to fraction form
    7,281.19/10,048.04 = 4,137.38/x
  3. Step 3: Cross multiply
    7,281.19x = 10,048.04 × 4,137.38
  4. Step 4: Simplify right side
    7,281.19x = 41,572,519.84
  5. Step 5: Solve for x
    x = 41,572,519.84/7,281.19
  6. Step 6: Final answer
    x = 5,709.58

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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.