Home / 6,561.18-9,845.86-2,665.58

Finding the Fourth Proportional to 6,561.18, 9,845.86 and 2,665.58

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Solution

The fourth proportional to 6,561.18, 9,845.86 and 2,665.58 is: 4,000.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.18 : 9,845.86 = 2,665.58 : x
  2. Step 2: Convert to fraction form
    6,561.18/9,845.86 = 2,665.58/x
  3. Step 3: Cross multiply
    6,561.18x = 9,845.86 × 2,665.58
  4. Step 4: Simplify right side
    6,561.18x = 26,244,927.50
  5. Step 5: Solve for x
    x = 26,244,927.50/6,561.18
  6. Step 6: Final answer
    x = 4,000.03

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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.