Home / 3,045.64-4,199.94-2,258.32

Finding the Fourth Proportional to 3,045.64, 4,199.94 and 2,258.32

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Solution

The fourth proportional to 3,045.64, 4,199.94 and 2,258.32 is: 3,114.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.64 : 4,199.94 = 2,258.32 : x
  2. Step 2: Convert to fraction form
    3,045.64/4,199.94 = 2,258.32/x
  3. Step 3: Cross multiply
    3,045.64x = 4,199.94 × 2,258.32
  4. Step 4: Simplify right side
    3,045.64x = 9,484,808.50
  5. Step 5: Solve for x
    x = 9,484,808.50/3,045.64
  6. Step 6: Final answer
    x = 3,114.23

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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.