Home / 6,187.19-9,260.40-5,331.83

Finding the Fourth Proportional to 6,187.19, 9,260.40 and 5,331.83

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Solution

The fourth proportional to 6,187.19, 9,260.40 and 5,331.83 is: 7,980.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187.19 : 9,260.40 = 5,331.83 : x
  2. Step 2: Convert to fraction form
    6,187.19/9,260.40 = 5,331.83/x
  3. Step 3: Cross multiply
    6,187.19x = 9,260.40 × 5,331.83
  4. Step 4: Simplify right side
    6,187.19x = 49,374,878.53
  5. Step 5: Solve for x
    x = 49,374,878.53/6,187.19
  6. Step 6: Final answer
    x = 7,980.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.