Home / 11,530.17-17,295.27-3,210.21

Finding the Fourth Proportional to 11,530.17, 17,295.27 and 3,210.21

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Solution

The fourth proportional to 11,530.17, 17,295.27 and 3,210.21 is: 4,815.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,530.17 : 17,295.27 = 3,210.21 : x
  2. Step 2: Convert to fraction form
    11,530.17/17,295.27 = 3,210.21/x
  3. Step 3: Cross multiply
    11,530.17x = 17,295.27 × 3,210.21
  4. Step 4: Simplify right side
    11,530.17x = 55,521,406.08
  5. Step 5: Solve for x
    x = 55,521,406.08/11,530.17
  6. Step 6: Final answer
    x = 4,815.31

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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.