Home / 11,477.04-17,215.45-3,685.85

Finding the Fourth Proportional to 11,477.04, 17,215.45 and 3,685.85

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Solution

The fourth proportional to 11,477.04, 17,215.45 and 3,685.85 is: 5,528.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,477.04 : 17,215.45 = 3,685.85 : x
  2. Step 2: Convert to fraction form
    11,477.04/17,215.45 = 3,685.85/x
  3. Step 3: Cross multiply
    11,477.04x = 17,215.45 × 3,685.85
  4. Step 4: Simplify right side
    11,477.04x = 63,453,566.38
  5. Step 5: Solve for x
    x = 63,453,566.38/11,477.04
  6. Step 6: Final answer
    x = 5,528.74

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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.