Home / 5,671.47-8,507.22-2,209.53

Finding the Fourth Proportional to 5,671.47, 8,507.22 and 2,209.53

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Solution

The fourth proportional to 5,671.47, 8,507.22 and 2,209.53 is: 3,314.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,671.47 : 8,507.22 = 2,209.53 : x
  2. Step 2: Convert to fraction form
    5,671.47/8,507.22 = 2,209.53/x
  3. Step 3: Cross multiply
    5,671.47x = 8,507.22 × 2,209.53
  4. Step 4: Simplify right side
    5,671.47x = 18,796,957.81
  5. Step 5: Solve for x
    x = 18,796,957.81/5,671.47
  6. Step 6: Final answer
    x = 3,314.30

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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.