Home / 5,260.06-7,890.90-1,796.50

Finding the Fourth Proportional to 5,260.06, 7,890.90 and 1,796.50

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Solution

The fourth proportional to 5,260.06, 7,890.90 and 1,796.50 is: 2,695.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.06 : 7,890.90 = 1,796.50 : x
  2. Step 2: Convert to fraction form
    5,260.06/7,890.90 = 1,796.50/x
  3. Step 3: Cross multiply
    5,260.06x = 7,890.90 × 1,796.50
  4. Step 4: Simplify right side
    5,260.06x = 14,176,001.85
  5. Step 5: Solve for x
    x = 14,176,001.85/5,260.06
  6. Step 6: Final answer
    x = 2,695.03

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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.