Home / 4,676.97-7,015.38-1,392.28

Finding the Fourth Proportional to 4,676.97, 7,015.38 and 1,392.28

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Solution

The fourth proportional to 4,676.97, 7,015.38 and 1,392.28 is: 2,088.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,676.97 : 7,015.38 = 1,392.28 : x
  2. Step 2: Convert to fraction form
    4,676.97/7,015.38 = 1,392.28/x
  3. Step 3: Cross multiply
    4,676.97x = 7,015.38 × 1,392.28
  4. Step 4: Simplify right side
    4,676.97x = 9,767,373.27
  5. Step 5: Solve for x
    x = 9,767,373.27/4,676.97
  6. Step 6: Final answer
    x = 2,088.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.