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Finding the Fourth Proportional to 2,175.65, 3,263.51 and 532.23

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Solution

The fourth proportional to 2,175.65, 3,263.51 and 532.23 is: 798.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175.65 : 3,263.51 = 532.23 : x
  2. Step 2: Convert to fraction form
    2,175.65/3,263.51 = 532.23/x
  3. Step 3: Cross multiply
    2,175.65x = 3,263.51 × 532.23
  4. Step 4: Simplify right side
    2,175.65x = 1,736,937.93
  5. Step 5: Solve for x
    x = 1,736,937.93/2,175.65
  6. Step 6: Final answer
    x = 798.35

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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.