Home / 8,746.00-13,120.32-3,123.23

Finding the Fourth Proportional to 8,746.00, 13,120.32 and 3,123.23

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Solution

The fourth proportional to 8,746.00, 13,120.32 and 3,123.23 is: 4,685.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.00 : 13,120.32 = 3,123.23 : x
  2. Step 2: Convert to fraction form
    8,746.00/13,120.32 = 3,123.23/x
  3. Step 3: Cross multiply
    8,746.00x = 13,120.32 × 3,123.23
  4. Step 4: Simplify right side
    8,746.00x = 40,977,794.22
  5. Step 5: Solve for x
    x = 40,977,794.22/8,746.00
  6. Step 6: Final answer
    x = 4,685.32

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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.