Home / 4,289.68-5,904.66-4,123.63

Finding the Fourth Proportional to 4,289.68, 5,904.66 and 4,123.63

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Solution

The fourth proportional to 4,289.68, 5,904.66 and 4,123.63 is: 5,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.68 : 5,904.66 = 4,123.63 : x
  2. Step 2: Convert to fraction form
    4,289.68/5,904.66 = 4,123.63/x
  3. Step 3: Cross multiply
    4,289.68x = 5,904.66 × 4,123.63
  4. Step 4: Simplify right side
    4,289.68x = 24,348,633.12
  5. Step 5: Solve for x
    x = 24,348,633.12/4,289.68
  6. Step 6: Final answer
    x = 5,676.10

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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.