Home / 5,671.42-8,507.77-2,384.51

Finding the Fourth Proportional to 5,671.42, 8,507.77 and 2,384.51

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Solution

The fourth proportional to 5,671.42, 8,507.77 and 2,384.51 is: 3,577.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,671.42 : 8,507.77 = 2,384.51 : x
  2. Step 2: Convert to fraction form
    5,671.42/8,507.77 = 2,384.51/x
  3. Step 3: Cross multiply
    5,671.42x = 8,507.77 × 2,384.51
  4. Step 4: Simplify right side
    5,671.42x = 20,286,814.14
  5. Step 5: Solve for x
    x = 20,286,814.14/5,671.42
  6. Step 6: Final answer
    x = 3,577.03

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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.