Home / 4,070.42-6,105.63-1,472.75

Finding the Fourth Proportional to 4,070.42, 6,105.63 and 1,472.75

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Solution

The fourth proportional to 4,070.42, 6,105.63 and 1,472.75 is: 2,209.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.42 : 6,105.63 = 1,472.75 : x
  2. Step 2: Convert to fraction form
    4,070.42/6,105.63 = 1,472.75/x
  3. Step 3: Cross multiply
    4,070.42x = 6,105.63 × 1,472.75
  4. Step 4: Simplify right side
    4,070.42x = 8,992,036.05
  5. Step 5: Solve for x
    x = 8,992,036.05/4,070.42
  6. Step 6: Final answer
    x = 2,209.12

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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.