Home / 11,303.40-15,595.83-6,586.68

Finding the Fourth Proportional to 11,303.40, 15,595.83 and 6,586.68

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Solution

The fourth proportional to 11,303.40, 15,595.83 and 6,586.68 is: 9,087.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,303.40 : 15,595.83 = 6,586.68 : x
  2. Step 2: Convert to fraction form
    11,303.40/15,595.83 = 6,586.68/x
  3. Step 3: Cross multiply
    11,303.40x = 15,595.83 × 6,586.68
  4. Step 4: Simplify right side
    11,303.40x = 102,724,741.54
  5. Step 5: Solve for x
    x = 102,724,741.54/11,303.40
  6. Step 6: Final answer
    x = 9,087.95

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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.