Home / 8,833.75-13,256.70-3,639.63

Finding the Fourth Proportional to 8,833.75, 13,256.70 and 3,639.63

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Solution

The fourth proportional to 8,833.75, 13,256.70 and 3,639.63 is: 5,461.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,833.75 : 13,256.70 = 3,639.63 : x
  2. Step 2: Convert to fraction form
    8,833.75/13,256.70 = 3,639.63/x
  3. Step 3: Cross multiply
    8,833.75x = 13,256.70 × 3,639.63
  4. Step 4: Simplify right side
    8,833.75x = 48,249,416.74
  5. Step 5: Solve for x
    x = 48,249,416.74/8,833.75
  6. Step 6: Final answer
    x = 5,461.94

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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.