Home / 8,833.60-13,250.40-3,900.70

Finding the Fourth Proportional to 8,833.60, 13,250.40 and 3,900.70

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Solution

The fourth proportional to 8,833.60, 13,250.40 and 3,900.70 is: 5,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,833.60 : 13,250.40 = 3,900.70 : x
  2. Step 2: Convert to fraction form
    8,833.60/13,250.40 = 3,900.70/x
  3. Step 3: Cross multiply
    8,833.60x = 13,250.40 × 3,900.70
  4. Step 4: Simplify right side
    8,833.60x = 51,685,835.28
  5. Step 5: Solve for x
    x = 51,685,835.28/8,833.60
  6. Step 6: Final answer
    x = 5,851.05

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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.