Home / 8,728.24-13,093.98-2,888.92

Finding the Fourth Proportional to 8,728.24, 13,093.98 and 2,888.92

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Solution

The fourth proportional to 8,728.24, 13,093.98 and 2,888.92 is: 4,333.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,728.24 : 13,093.98 = 2,888.92 : x
  2. Step 2: Convert to fraction form
    8,728.24/13,093.98 = 2,888.92/x
  3. Step 3: Cross multiply
    8,728.24x = 13,093.98 × 2,888.92
  4. Step 4: Simplify right side
    8,728.24x = 37,827,460.70
  5. Step 5: Solve for x
    x = 37,827,460.70/8,728.24
  6. Step 6: Final answer
    x = 4,333.92

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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.