Home / 3,077.37-4,612.41-1,615.77

Finding the Fourth Proportional to 3,077.37, 4,612.41 and 1,615.77

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Solution

The fourth proportional to 3,077.37, 4,612.41 and 1,615.77 is: 2,421.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.37 : 4,612.41 = 1,615.77 : x
  2. Step 2: Convert to fraction form
    3,077.37/4,612.41 = 1,615.77/x
  3. Step 3: Cross multiply
    3,077.37x = 4,612.41 × 1,615.77
  4. Step 4: Simplify right side
    3,077.37x = 7,452,593.71
  5. Step 5: Solve for x
    x = 7,452,593.71/3,077.37
  6. Step 6: Final answer
    x = 2,421.74

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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.