Home / 8,360.34-11,533.55-5,375.04

Finding the Fourth Proportional to 8,360.34, 11,533.55 and 5,375.04

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Solution

The fourth proportional to 8,360.34, 11,533.55 and 5,375.04 is: 7,415.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.34 : 11,533.55 = 5,375.04 : x
  2. Step 2: Convert to fraction form
    8,360.34/11,533.55 = 5,375.04/x
  3. Step 3: Cross multiply
    8,360.34x = 11,533.55 × 5,375.04
  4. Step 4: Simplify right side
    8,360.34x = 61,993,292.59
  5. Step 5: Solve for x
    x = 61,993,292.59/8,360.34
  6. Step 6: Final answer
    x = 7,415.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.