Home / 7,559.15-11,338.74-2,628.81

Finding the Fourth Proportional to 7,559.15, 11,338.74 and 2,628.81

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Solution

The fourth proportional to 7,559.15, 11,338.74 and 2,628.81 is: 3,943.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,559.15 : 11,338.74 = 2,628.81 : x
  2. Step 2: Convert to fraction form
    7,559.15/11,338.74 = 2,628.81/x
  3. Step 3: Cross multiply
    7,559.15x = 11,338.74 × 2,628.81
  4. Step 4: Simplify right side
    7,559.15x = 29,807,393.10
  5. Step 5: Solve for x
    x = 29,807,393.10/7,559.15
  6. Step 6: Final answer
    x = 3,943.22

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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.