Home / 6,289.79-8,676.05-4,523.76

Finding the Fourth Proportional to 6,289.79, 8,676.05 and 4,523.76

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Solution

The fourth proportional to 6,289.79, 8,676.05 and 4,523.76 is: 6,240.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.79 : 8,676.05 = 4,523.76 : x
  2. Step 2: Convert to fraction form
    6,289.79/8,676.05 = 4,523.76/x
  3. Step 3: Cross multiply
    6,289.79x = 8,676.05 × 4,523.76
  4. Step 4: Simplify right side
    6,289.79x = 39,248,345.33
  5. Step 5: Solve for x
    x = 39,248,345.33/6,289.79
  6. Step 6: Final answer
    x = 6,240.01

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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.