Home / 7,539.22-11,309.94-2,607.53

Finding the Fourth Proportional to 7,539.22, 11,309.94 and 2,607.53

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Solution

The fourth proportional to 7,539.22, 11,309.94 and 2,607.53 is: 3,911.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.22 : 11,309.94 = 2,607.53 : x
  2. Step 2: Convert to fraction form
    7,539.22/11,309.94 = 2,607.53/x
  3. Step 3: Cross multiply
    7,539.22x = 11,309.94 × 2,607.53
  4. Step 4: Simplify right side
    7,539.22x = 29,490,994.81
  5. Step 5: Solve for x
    x = 29,490,994.81/7,539.22
  6. Step 6: Final answer
    x = 3,911.68

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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.