Home / 8,676.61-13,013.45-2,435.19

Finding the Fourth Proportional to 8,676.61, 13,013.45 and 2,435.19

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Solution

The fourth proportional to 8,676.61, 13,013.45 and 2,435.19 is: 3,652.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676.61 : 13,013.45 = 2,435.19 : x
  2. Step 2: Convert to fraction form
    8,676.61/13,013.45 = 2,435.19/x
  3. Step 3: Cross multiply
    8,676.61x = 13,013.45 × 2,435.19
  4. Step 4: Simplify right side
    8,676.61x = 31,690,223.31
  5. Step 5: Solve for x
    x = 31,690,223.31/8,676.61
  6. Step 6: Final answer
    x = 3,652.37

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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.