Home / 4,258.20-5,864.22-3,077.40

Finding the Fourth Proportional to 4,258.20, 5,864.22 and 3,077.40

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Solution

The fourth proportional to 4,258.20, 5,864.22 and 3,077.40 is: 4,238.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.20 : 5,864.22 = 3,077.40 : x
  2. Step 2: Convert to fraction form
    4,258.20/5,864.22 = 3,077.40/x
  3. Step 3: Cross multiply
    4,258.20x = 5,864.22 × 3,077.40
  4. Step 4: Simplify right side
    4,258.20x = 18,046,550.63
  5. Step 5: Solve for x
    x = 18,046,550.63/4,258.20
  6. Step 6: Final answer
    x = 4,238.07

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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.