Home / 4,380.21-6,595.99-3,156.10

Finding the Fourth Proportional to 4,380.21, 6,595.99 and 3,156.10

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Solution

The fourth proportional to 4,380.21, 6,595.99 and 3,156.10 is: 4,752.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.21 : 6,595.99 = 3,156.10 : x
  2. Step 2: Convert to fraction form
    4,380.21/6,595.99 = 3,156.10/x
  3. Step 3: Cross multiply
    4,380.21x = 6,595.99 × 3,156.10
  4. Step 4: Simplify right side
    4,380.21x = 20,817,579.66
  5. Step 5: Solve for x
    x = 20,817,579.66/4,380.21
  6. Step 6: Final answer
    x = 4,752.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.