Home / 3,577.08-4,931.19-2,511.60

Finding the Fourth Proportional to 3,577.08, 4,931.19 and 2,511.60

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Solution

The fourth proportional to 3,577.08, 4,931.19 and 2,511.60 is: 3,462.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.08 : 4,931.19 = 2,511.60 : x
  2. Step 2: Convert to fraction form
    3,577.08/4,931.19 = 2,511.60/x
  3. Step 3: Cross multiply
    3,577.08x = 4,931.19 × 2,511.60
  4. Step 4: Simplify right side
    3,577.08x = 12,385,176.80
  5. Step 5: Solve for x
    x = 12,385,176.80/3,577.08
  6. Step 6: Final answer
    x = 3,462.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.