Home / 8,957.83-13,437.59-3,409.67

Finding the Fourth Proportional to 8,957.83, 13,437.59 and 3,409.67

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Solution

The fourth proportional to 8,957.83, 13,437.59 and 3,409.67 is: 5,114.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,957.83 : 13,437.59 = 3,409.67 : x
  2. Step 2: Convert to fraction form
    8,957.83/13,437.59 = 3,409.67/x
  3. Step 3: Cross multiply
    8,957.83x = 13,437.59 × 3,409.67
  4. Step 4: Simplify right side
    8,957.83x = 45,817,747.50
  5. Step 5: Solve for x
    x = 45,817,747.50/8,957.83
  6. Step 6: Final answer
    x = 5,114.83

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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.