Home / 5,380.07-8,070.58-1,484.48

Finding the Fourth Proportional to 5,380.07, 8,070.58 and 1,484.48

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Solution

The fourth proportional to 5,380.07, 8,070.58 and 1,484.48 is: 2,226.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.07 : 8,070.58 = 1,484.48 : x
  2. Step 2: Convert to fraction form
    5,380.07/8,070.58 = 1,484.48/x
  3. Step 3: Cross multiply
    5,380.07x = 8,070.58 × 1,484.48
  4. Step 4: Simplify right side
    5,380.07x = 11,980,607.18
  5. Step 5: Solve for x
    x = 11,980,607.18/5,380.07
  6. Step 6: Final answer
    x = 2,226.85

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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.