Home / 8,744.08-12,069.36-5,342.32

Finding the Fourth Proportional to 8,744.08, 12,069.36 and 5,342.32

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Solution

The fourth proportional to 8,744.08, 12,069.36 and 5,342.32 is: 7,373.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744.08 : 12,069.36 = 5,342.32 : x
  2. Step 2: Convert to fraction form
    8,744.08/12,069.36 = 5,342.32/x
  3. Step 3: Cross multiply
    8,744.08x = 12,069.36 × 5,342.32
  4. Step 4: Simplify right side
    8,744.08x = 64,478,383.32
  5. Step 5: Solve for x
    x = 64,478,383.32/8,744.08
  6. Step 6: Final answer
    x = 7,373.95

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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.