Home / 4,295.21-6,444.05-2,105.15

Finding the Fourth Proportional to 4,295.21, 6,444.05 and 2,105.15

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Solution

The fourth proportional to 4,295.21, 6,444.05 and 2,105.15 is: 3,158.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,295.21 : 6,444.05 = 2,105.15 : x
  2. Step 2: Convert to fraction form
    4,295.21/6,444.05 = 2,105.15/x
  3. Step 3: Cross multiply
    4,295.21x = 6,444.05 × 2,105.15
  4. Step 4: Simplify right side
    4,295.21x = 13,565,649.11
  5. Step 5: Solve for x
    x = 13,565,649.11/4,295.21
  6. Step 6: Final answer
    x = 3,158.32

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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.