Home / 7,584.16-11,366.88-5,388.28

Finding the Fourth Proportional to 7,584.16, 11,366.88 and 5,388.28

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Solution

The fourth proportional to 7,584.16, 11,366.88 and 5,388.28 is: 8,075.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,584.16 : 11,366.88 = 5,388.28 : x
  2. Step 2: Convert to fraction form
    7,584.16/11,366.88 = 5,388.28/x
  3. Step 3: Cross multiply
    7,584.16x = 11,366.88 × 5,388.28
  4. Step 4: Simplify right side
    7,584.16x = 61,247,932.17
  5. Step 5: Solve for x
    x = 61,247,932.17/7,584.16
  6. Step 6: Final answer
    x = 8,075.77

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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.