Home / 8,459.34-12,688.83-2,303.34

Finding the Fourth Proportional to 8,459.34, 12,688.83 and 2,303.34

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Solution

The fourth proportional to 8,459.34, 12,688.83 and 2,303.34 is: 3,454.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,459.34 : 12,688.83 = 2,303.34 : x
  2. Step 2: Convert to fraction form
    8,459.34/12,688.83 = 2,303.34/x
  3. Step 3: Cross multiply
    8,459.34x = 12,688.83 × 2,303.34
  4. Step 4: Simplify right side
    8,459.34x = 29,226,689.69
  5. Step 5: Solve for x
    x = 29,226,689.69/8,459.34
  6. Step 6: Final answer
    x = 3,454.96

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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.