Home / 11,475.61-17,210.27-3,153.65

Finding the Fourth Proportional to 11,475.61, 17,210.27 and 3,153.65

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Solution

The fourth proportional to 11,475.61, 17,210.27 and 3,153.65 is: 4,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.61 : 17,210.27 = 3,153.65 : x
  2. Step 2: Convert to fraction form
    11,475.61/17,210.27 = 3,153.65/x
  3. Step 3: Cross multiply
    11,475.61x = 17,210.27 × 3,153.65
  4. Step 4: Simplify right side
    11,475.61x = 54,275,089.82
  5. Step 5: Solve for x
    x = 54,275,089.82/11,475.61
  6. Step 6: Final answer
    x = 4,729.60

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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.