Home / 3,358.77-5,042.72-2,316.20

Finding the Fourth Proportional to 3,358.77, 5,042.72 and 2,316.20

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Solution

The fourth proportional to 3,358.77, 5,042.72 and 2,316.20 is: 3,477.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.77 : 5,042.72 = 2,316.20 : x
  2. Step 2: Convert to fraction form
    3,358.77/5,042.72 = 2,316.20/x
  3. Step 3: Cross multiply
    3,358.77x = 5,042.72 × 2,316.20
  4. Step 4: Simplify right side
    3,358.77x = 11,679,928.64
  5. Step 5: Solve for x
    x = 11,679,928.64/3,358.77
  6. Step 6: Final answer
    x = 3,477.45

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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.