Home / 5,486.54-7,572.57-5,043.74

Finding the Fourth Proportional to 5,486.54, 7,572.57 and 5,043.74

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Solution

The fourth proportional to 5,486.54, 7,572.57 and 5,043.74 is: 6,961.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.54 : 7,572.57 = 5,043.74 : x
  2. Step 2: Convert to fraction form
    5,486.54/7,572.57 = 5,043.74/x
  3. Step 3: Cross multiply
    5,486.54x = 7,572.57 × 5,043.74
  4. Step 4: Simplify right side
    5,486.54x = 38,194,074.21
  5. Step 5: Solve for x
    x = 38,194,074.21/5,486.54
  6. Step 6: Final answer
    x = 6,961.41

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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.