Home / 8,935.04-13,400.88-4,003.76

Finding the Fourth Proportional to 8,935.04, 13,400.88 and 4,003.76

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Solution

The fourth proportional to 8,935.04, 13,400.88 and 4,003.76 is: 6,004.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.04 : 13,400.88 = 4,003.76 : x
  2. Step 2: Convert to fraction form
    8,935.04/13,400.88 = 4,003.76/x
  3. Step 3: Cross multiply
    8,935.04x = 13,400.88 × 4,003.76
  4. Step 4: Simplify right side
    8,935.04x = 53,653,907.31
  5. Step 5: Solve for x
    x = 53,653,907.31/8,935.04
  6. Step 6: Final answer
    x = 6,004.89

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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.