Home / 4,135.04-5,703.50-2,642.28

Finding the Fourth Proportional to 4,135.04, 5,703.50 and 2,642.28

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Solution

The fourth proportional to 4,135.04, 5,703.50 and 2,642.28 is: 3,644.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.04 : 5,703.50 = 2,642.28 : x
  2. Step 2: Convert to fraction form
    4,135.04/5,703.50 = 2,642.28/x
  3. Step 3: Cross multiply
    4,135.04x = 5,703.50 × 2,642.28
  4. Step 4: Simplify right side
    4,135.04x = 15,070,230.77
  5. Step 5: Solve for x
    x = 15,070,230.77/4,135.04
  6. Step 6: Final answer
    x = 3,644.52

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.