Home / 3,750.34-5,176.85-2,258.32

Finding the Fourth Proportional to 3,750.34, 5,176.85 and 2,258.32

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Solution

The fourth proportional to 3,750.34, 5,176.85 and 2,258.32 is: 3,117.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.34 : 5,176.85 = 2,258.32 : x
  2. Step 2: Convert to fraction form
    3,750.34/5,176.85 = 2,258.32/x
  3. Step 3: Cross multiply
    3,750.34x = 5,176.85 × 2,258.32
  4. Step 4: Simplify right side
    3,750.34x = 11,690,983.89
  5. Step 5: Solve for x
    x = 11,690,983.89/3,750.34
  6. Step 6: Final answer
    x = 3,117.31

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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.