Home / 5,673.60-8,511.08-2,386.24

Finding the Fourth Proportional to 5,673.60, 8,511.08 and 2,386.24

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Solution

The fourth proportional to 5,673.60, 8,511.08 and 2,386.24 is: 3,579.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673.60 : 8,511.08 = 2,386.24 : x
  2. Step 2: Convert to fraction form
    5,673.60/8,511.08 = 2,386.24/x
  3. Step 3: Cross multiply
    5,673.60x = 8,511.08 × 2,386.24
  4. Step 4: Simplify right side
    5,673.60x = 20,309,479.54
  5. Step 5: Solve for x
    x = 20,309,479.54/5,673.60
  6. Step 6: Final answer
    x = 3,579.65

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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.