Home / 4,126.72-5,694.88-2,358.32

Finding the Fourth Proportional to 4,126.72, 5,694.88 and 2,358.32

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Solution

The fourth proportional to 4,126.72, 5,694.88 and 2,358.32 is: 3,254.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.72 : 5,694.88 = 2,358.32 : x
  2. Step 2: Convert to fraction form
    4,126.72/5,694.88 = 2,358.32/x
  3. Step 3: Cross multiply
    4,126.72x = 5,694.88 × 2,358.32
  4. Step 4: Simplify right side
    4,126.72x = 13,430,349.40
  5. Step 5: Solve for x
    x = 13,430,349.40/4,126.72
  6. Step 6: Final answer
    x = 3,254.49

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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.