Home / 5,809.61-8,712.23-2,110.92

Finding the Fourth Proportional to 5,809.61, 8,712.23 and 2,110.92

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Solution

The fourth proportional to 5,809.61, 8,712.23 and 2,110.92 is: 3,165.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.61 : 8,712.23 = 2,110.92 : x
  2. Step 2: Convert to fraction form
    5,809.61/8,712.23 = 2,110.92/x
  3. Step 3: Cross multiply
    5,809.61x = 8,712.23 × 2,110.92
  4. Step 4: Simplify right side
    5,809.61x = 18,390,810.00
  5. Step 5: Solve for x
    x = 18,390,810.00/5,809.61
  6. Step 6: Final answer
    x = 3,165.59

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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.