Home / 5,404.40-8,106.63-1,508.84

Finding the Fourth Proportional to 5,404.40, 8,106.63 and 1,508.84

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Solution

The fourth proportional to 5,404.40, 8,106.63 and 1,508.84 is: 2,263.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,404.40 : 8,106.63 = 1,508.84 : x
  2. Step 2: Convert to fraction form
    5,404.40/8,106.63 = 1,508.84/x
  3. Step 3: Cross multiply
    5,404.40x = 8,106.63 × 1,508.84
  4. Step 4: Simplify right side
    5,404.40x = 12,231,607.61
  5. Step 5: Solve for x
    x = 12,231,607.61/5,404.40
  6. Step 6: Final answer
    x = 2,263.27

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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.