Home / 5,038.20-7,551.72-2,435.76

Finding the Fourth Proportional to 5,038.20, 7,551.72 and 2,435.76

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Solution

The fourth proportional to 5,038.20, 7,551.72 and 2,435.76 is: 3,650.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.20 : 7,551.72 = 2,435.76 : x
  2. Step 2: Convert to fraction form
    5,038.20/7,551.72 = 2,435.76/x
  3. Step 3: Cross multiply
    5,038.20x = 7,551.72 × 2,435.76
  4. Step 4: Simplify right side
    5,038.20x = 18,394,177.51
  5. Step 5: Solve for x
    x = 18,394,177.51/5,038.20
  6. Step 6: Final answer
    x = 3,650.94

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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.