Home / 9,761.04-14,644.80-3,187.44

Finding the Fourth Proportional to 9,761.04, 14,644.80 and 3,187.44

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Solution

The fourth proportional to 9,761.04, 14,644.80 and 3,187.44 is: 4,782.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,761.04 : 14,644.80 = 3,187.44 : x
  2. Step 2: Convert to fraction form
    9,761.04/14,644.80 = 3,187.44/x
  3. Step 3: Cross multiply
    9,761.04x = 14,644.80 × 3,187.44
  4. Step 4: Simplify right side
    9,761.04x = 46,679,421.31
  5. Step 5: Solve for x
    x = 46,679,421.31/9,761.04
  6. Step 6: Final answer
    x = 4,782.22

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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.