Home / 3,528.07-4,868.55-1,934.41

Finding the Fourth Proportional to 3,528.07, 4,868.55 and 1,934.41

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Solution

The fourth proportional to 3,528.07, 4,868.55 and 1,934.41 is: 2,669.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.07 : 4,868.55 = 1,934.41 : x
  2. Step 2: Convert to fraction form
    3,528.07/4,868.55 = 1,934.41/x
  3. Step 3: Cross multiply
    3,528.07x = 4,868.55 × 1,934.41
  4. Step 4: Simplify right side
    3,528.07x = 9,417,771.81
  5. Step 5: Solve for x
    x = 9,417,771.81/3,528.07
  6. Step 6: Final answer
    x = 2,669.38

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Half scale
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Double 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.