Home / 8,673.51-13,012.34-2,830.13

Finding the Fourth Proportional to 8,673.51, 13,012.34 and 2,830.13

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Solution

The fourth proportional to 8,673.51, 13,012.34 and 2,830.13 is: 4,245.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673.51 : 13,012.34 = 2,830.13 : x
  2. Step 2: Convert to fraction form
    8,673.51/13,012.34 = 2,830.13/x
  3. Step 3: Cross multiply
    8,673.51x = 13,012.34 × 2,830.13
  4. Step 4: Simplify right side
    8,673.51x = 36,826,534.59
  5. Step 5: Solve for x
    x = 36,826,534.59/8,673.51
  6. Step 6: Final answer
    x = 4,245.86

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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.