Home / 5,400.06-7,455.54-4,407.72

Finding the Fourth Proportional to 5,400.06, 7,455.54 and 4,407.72

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Solution

The fourth proportional to 5,400.06, 7,455.54 and 4,407.72 is: 6,085.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.06 : 7,455.54 = 4,407.72 : x
  2. Step 2: Convert to fraction form
    5,400.06/7,455.54 = 4,407.72/x
  3. Step 3: Cross multiply
    5,400.06x = 7,455.54 × 4,407.72
  4. Step 4: Simplify right side
    5,400.06x = 32,861,932.77
  5. Step 5: Solve for x
    x = 32,861,932.77/5,400.06
  6. Step 6: Final answer
    x = 6,085.48

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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.