Home / 1,467.52-2,191.40-1,451.32

Finding the Fourth Proportional to 1,467.52, 2,191.40 and 1,451.32

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Solution

The fourth proportional to 1,467.52, 2,191.40 and 1,451.32 is: 2,167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467.52 : 2,191.40 = 1,451.32 : x
  2. Step 2: Convert to fraction form
    1,467.52/2,191.40 = 1,451.32/x
  3. Step 3: Cross multiply
    1,467.52x = 2,191.40 × 1,451.32
  4. Step 4: Simplify right side
    1,467.52x = 3,180,422.65
  5. Step 5: Solve for x
    x = 3,180,422.65/1,467.52
  6. Step 6: Final answer
    x = 2,167.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.