Home / 3,055.04-4,216.12-1,935.57

Finding the Fourth Proportional to 3,055.04, 4,216.12 and 1,935.57

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Solution

The fourth proportional to 3,055.04, 4,216.12 and 1,935.57 is: 2,671.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055.04 : 4,216.12 = 1,935.57 : x
  2. Step 2: Convert to fraction form
    3,055.04/4,216.12 = 1,935.57/x
  3. Step 3: Cross multiply
    3,055.04x = 4,216.12 × 1,935.57
  4. Step 4: Simplify right side
    3,055.04x = 8,160,582.64
  5. Step 5: Solve for x
    x = 8,160,582.64/3,055.04
  6. Step 6: Final answer
    x = 2,671.19

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Half scale
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Double scale
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Similar ratio
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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.