Home / 6,140.07-8,473.48-3,487.59

Finding the Fourth Proportional to 6,140.07, 8,473.48 and 3,487.59

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Solution

The fourth proportional to 6,140.07, 8,473.48 and 3,487.59 is: 4,812.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.07 : 8,473.48 = 3,487.59 : x
  2. Step 2: Convert to fraction form
    6,140.07/8,473.48 = 3,487.59/x
  3. Step 3: Cross multiply
    6,140.07x = 8,473.48 × 3,487.59
  4. Step 4: Simplify right side
    6,140.07x = 29,552,015.39
  5. Step 5: Solve for x
    x = 29,552,015.39/6,140.07
  6. Step 6: Final answer
    x = 4,812.98

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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.