Home / 3,740.54-5,159.58-2,676.20

Finding the Fourth Proportional to 3,740.54, 5,159.58 and 2,676.20

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Solution

The fourth proportional to 3,740.54, 5,159.58 and 2,676.20 is: 3,691.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.54 : 5,159.58 = 2,676.20 : x
  2. Step 2: Convert to fraction form
    3,740.54/5,159.58 = 2,676.20/x
  3. Step 3: Cross multiply
    3,740.54x = 5,159.58 × 2,676.20
  4. Step 4: Simplify right side
    3,740.54x = 13,808,068.00
  5. Step 5: Solve for x
    x = 13,808,068.00/3,740.54
  6. Step 6: Final answer
    x = 3,691.46

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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.