Home / 7,357.04-11,039.52-5,716.88

Finding the Fourth Proportional to 7,357.04, 11,039.52 and 5,716.88

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Solution

The fourth proportional to 7,357.04, 11,039.52 and 5,716.88 is: 8,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,357.04 : 11,039.52 = 5,716.88 : x
  2. Step 2: Convert to fraction form
    7,357.04/11,039.52 = 5,716.88/x
  3. Step 3: Cross multiply
    7,357.04x = 11,039.52 × 5,716.88
  4. Step 4: Simplify right side
    7,357.04x = 63,111,611.10
  5. Step 5: Solve for x
    x = 63,111,611.10/7,357.04
  6. Step 6: Final answer
    x = 8,578.40

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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.