Home / 4,671.39-6,448.88-3,080.35

Finding the Fourth Proportional to 4,671.39, 6,448.88 and 3,080.35

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Solution

The fourth proportional to 4,671.39, 6,448.88 and 3,080.35 is: 4,252.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.39 : 6,448.88 = 3,080.35 : x
  2. Step 2: Convert to fraction form
    4,671.39/6,448.88 = 3,080.35/x
  3. Step 3: Cross multiply
    4,671.39x = 6,448.88 × 3,080.35
  4. Step 4: Simplify right side
    4,671.39x = 19,864,807.51
  5. Step 5: Solve for x
    x = 19,864,807.51/4,671.39
  6. Step 6: Final answer
    x = 4,252.44

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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.