Home / 4,437.10-6,615.41-4,321.68

Finding the Fourth Proportional to 4,437.10, 6,615.41 and 4,321.68

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Solution

The fourth proportional to 4,437.10, 6,615.41 and 4,321.68 is: 6,443.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,437.10 : 6,615.41 = 4,321.68 : x
  2. Step 2: Convert to fraction form
    4,437.10/6,615.41 = 4,321.68/x
  3. Step 3: Cross multiply
    4,437.10x = 6,615.41 × 4,321.68
  4. Step 4: Simplify right side
    4,437.10x = 28,589,652.01
  5. Step 5: Solve for x
    x = 28,589,652.01/4,437.10
  6. Step 6: Final answer
    x = 6,443.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.