Home / 4,591.95-6,884.08-2,128.53

Finding the Fourth Proportional to 4,591.95, 6,884.08 and 2,128.53

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Solution

The fourth proportional to 4,591.95, 6,884.08 and 2,128.53 is: 3,191.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,591.95 : 6,884.08 = 2,128.53 : x
  2. Step 2: Convert to fraction form
    4,591.95/6,884.08 = 2,128.53/x
  3. Step 3: Cross multiply
    4,591.95x = 6,884.08 × 2,128.53
  4. Step 4: Simplify right side
    4,591.95x = 14,652,970.80
  5. Step 5: Solve for x
    x = 14,652,970.80/4,591.95
  6. Step 6: Final answer
    x = 3,191.01

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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.