Home / 4,712.60-6,487.05-4,074.24

Finding the Fourth Proportional to 4,712.60, 6,487.05 and 4,074.24

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Solution

The fourth proportional to 4,712.60, 6,487.05 and 4,074.24 is: 5,608.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.60 : 6,487.05 = 4,074.24 : x
  2. Step 2: Convert to fraction form
    4,712.60/6,487.05 = 4,074.24/x
  3. Step 3: Cross multiply
    4,712.60x = 6,487.05 × 4,074.24
  4. Step 4: Simplify right side
    4,712.60x = 26,429,798.59
  5. Step 5: Solve for x
    x = 26,429,798.59/4,712.60
  6. Step 6: Final answer
    x = 5,608.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.