Home / 3,071.32-4,579.36-3,015.95

Finding the Fourth Proportional to 3,071.32, 4,579.36 and 3,015.95

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Solution

The fourth proportional to 3,071.32, 4,579.36 and 3,015.95 is: 4,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.32 : 4,579.36 = 3,015.95 : x
  2. Step 2: Convert to fraction form
    3,071.32/4,579.36 = 3,015.95/x
  3. Step 3: Cross multiply
    3,071.32x = 4,579.36 × 3,015.95
  4. Step 4: Simplify right side
    3,071.32x = 13,811,090.36
  5. Step 5: Solve for x
    x = 13,811,090.36/3,071.32
  6. Step 6: Final answer
    x = 4,496.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.