Home / 4,587.40-6,331.62-3,015.64

Finding the Fourth Proportional to 4,587.40, 6,331.62 and 3,015.64

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Solution

The fourth proportional to 4,587.40, 6,331.62 and 3,015.64 is: 4,162.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,587.40 : 6,331.62 = 3,015.64 : x
  2. Step 2: Convert to fraction form
    4,587.40/6,331.62 = 3,015.64/x
  3. Step 3: Cross multiply
    4,587.40x = 6,331.62 × 3,015.64
  4. Step 4: Simplify right side
    4,587.40x = 19,093,886.54
  5. Step 5: Solve for x
    x = 19,093,886.54/4,587.40
  6. Step 6: Final answer
    x = 4,162.25

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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.