Home / 5,671.16-8,506.75-2,386.56

Finding the Fourth Proportional to 5,671.16, 8,506.75 and 2,386.56

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Solution

The fourth proportional to 5,671.16, 8,506.75 and 2,386.56 is: 3,579.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,671.16 : 8,506.75 = 2,386.56 : x
  2. Step 2: Convert to fraction form
    5,671.16/8,506.75 = 2,386.56/x
  3. Step 3: Cross multiply
    5,671.16x = 8,506.75 × 2,386.56
  4. Step 4: Simplify right side
    5,671.16x = 20,301,892.98
  5. Step 5: Solve for x
    x = 20,301,892.98/5,671.16
  6. Step 6: Final answer
    x = 3,579.85

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Similar ratio
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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.