Home / 8,836.45-13,256.63-2,913.10

Finding the Fourth Proportional to 8,836.45, 13,256.63 and 2,913.10

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Solution

The fourth proportional to 8,836.45, 13,256.63 and 2,913.10 is: 4,370.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.45 : 13,256.63 = 2,913.10 : x
  2. Step 2: Convert to fraction form
    8,836.45/13,256.63 = 2,913.10/x
  3. Step 3: Cross multiply
    8,836.45x = 13,256.63 × 2,913.10
  4. Step 4: Simplify right side
    8,836.45x = 38,617,841.15
  5. Step 5: Solve for x
    x = 38,617,841.15/8,836.45
  6. Step 6: Final answer
    x = 4,370.29

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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.