Home / 7,937.85-11,907.32-4,041.21

Finding the Fourth Proportional to 7,937.85, 11,907.32 and 4,041.21

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Solution

The fourth proportional to 7,937.85, 11,907.32 and 4,041.21 is: 6,062.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.85 : 11,907.32 = 4,041.21 : x
  2. Step 2: Convert to fraction form
    7,937.85/11,907.32 = 4,041.21/x
  3. Step 3: Cross multiply
    7,937.85x = 11,907.32 × 4,041.21
  4. Step 4: Simplify right side
    7,937.85x = 48,119,960.45
  5. Step 5: Solve for x
    x = 48,119,960.45/7,937.85
  6. Step 6: Final answer
    x = 6,062.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.