Home / 10,539.22-14,550.90-6,764.01

Finding the Fourth Proportional to 10,539.22, 14,550.90 and 6,764.01

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Solution

The fourth proportional to 10,539.22, 14,550.90 and 6,764.01 is: 9,338.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,539.22 : 14,550.90 = 6,764.01 : x
  2. Step 2: Convert to fraction form
    10,539.22/14,550.90 = 6,764.01/x
  3. Step 3: Cross multiply
    10,539.22x = 14,550.90 × 6,764.01
  4. Step 4: Simplify right side
    10,539.22x = 98,422,433.11
  5. Step 5: Solve for x
    x = 98,422,433.11/10,539.22
  6. Step 6: Final answer
    x = 9,338.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.