Home / 7,599.87-11,397.65-2,919.56

Finding the Fourth Proportional to 7,599.87, 11,397.65 and 2,919.56

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Solution

The fourth proportional to 7,599.87, 11,397.65 and 2,919.56 is: 4,378.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,599.87 : 11,397.65 = 2,919.56 : x
  2. Step 2: Convert to fraction form
    7,599.87/11,397.65 = 2,919.56/x
  3. Step 3: Cross multiply
    7,599.87x = 11,397.65 × 2,919.56
  4. Step 4: Simplify right side
    7,599.87x = 33,276,051.45
  5. Step 5: Solve for x
    x = 33,276,051.45/7,599.87
  6. Step 6: Final answer
    x = 4,378.50

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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.