Home / 7,957.85-11,937.01-3,798.30

Finding the Fourth Proportional to 7,957.85, 11,937.01 and 3,798.30

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Solution

The fourth proportional to 7,957.85, 11,937.01 and 3,798.30 is: 5,697.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,957.85 : 11,937.01 = 3,798.30 : x
  2. Step 2: Convert to fraction form
    7,957.85/11,937.01 = 3,798.30/x
  3. Step 3: Cross multiply
    7,957.85x = 11,937.01 × 3,798.30
  4. Step 4: Simplify right side
    7,957.85x = 45,340,345.08
  5. Step 5: Solve for x
    x = 45,340,345.08/7,957.85
  6. Step 6: Final answer
    x = 5,697.56

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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.