Home / 5,383.77-7,434.95-4,276.41

Finding the Fourth Proportional to 5,383.77, 7,434.95 and 4,276.41

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Solution

The fourth proportional to 5,383.77, 7,434.95 and 4,276.41 is: 5,905.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.77 : 7,434.95 = 4,276.41 : x
  2. Step 2: Convert to fraction form
    5,383.77/7,434.95 = 4,276.41/x
  3. Step 3: Cross multiply
    5,383.77x = 7,434.95 × 4,276.41
  4. Step 4: Simplify right side
    5,383.77x = 31,794,873.15
  5. Step 5: Solve for x
    x = 31,794,873.15/5,383.77
  6. Step 6: Final answer
    x = 5,905.69

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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.