Home / 1,348.26-2,024.70-829.32

Finding the Fourth Proportional to 1,348.26, 2,024.70 and 829.32

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Solution

The fourth proportional to 1,348.26, 2,024.70 and 829.32 is: 1,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348.26 : 2,024.70 = 829.32 : x
  2. Step 2: Convert to fraction form
    1,348.26/2,024.70 = 829.32/x
  3. Step 3: Cross multiply
    1,348.26x = 2,024.70 × 829.32
  4. Step 4: Simplify right side
    1,348.26x = 1,679,124.20
  5. Step 5: Solve for x
    x = 1,679,124.20/1,348.26
  6. Step 6: Final answer
    x = 1,245.40

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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.