Home / 5,184.88-7,155.30-2,916.60

Finding the Fourth Proportional to 5,184.88, 7,155.30 and 2,916.60

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Solution

The fourth proportional to 5,184.88, 7,155.30 and 2,916.60 is: 4,025.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.88 : 7,155.30 = 2,916.60 : x
  2. Step 2: Convert to fraction form
    5,184.88/7,155.30 = 2,916.60/x
  3. Step 3: Cross multiply
    5,184.88x = 7,155.30 × 2,916.60
  4. Step 4: Simplify right side
    5,184.88x = 20,869,147.98
  5. Step 5: Solve for x
    x = 20,869,147.98/5,184.88
  6. Step 6: Final answer
    x = 4,025.00

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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.