Home / 11,390.04-17,083.79-3,070.89

Finding the Fourth Proportional to 11,390.04, 17,083.79 and 3,070.89

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Solution

The fourth proportional to 11,390.04, 17,083.79 and 3,070.89 is: 4,605.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,390.04 : 17,083.79 = 3,070.89 : x
  2. Step 2: Convert to fraction form
    11,390.04/17,083.79 = 3,070.89/x
  3. Step 3: Cross multiply
    11,390.04x = 17,083.79 × 3,070.89
  4. Step 4: Simplify right side
    11,390.04x = 52,462,439.87
  5. Step 5: Solve for x
    x = 52,462,439.87/11,390.04
  6. Step 6: Final answer
    x = 4,605.99

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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.