Home / 4,155.57-6,235.17-1,816.08

Finding the Fourth Proportional to 4,155.57, 6,235.17 and 1,816.08

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Solution

The fourth proportional to 4,155.57, 6,235.17 and 1,816.08 is: 2,724.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.57 : 6,235.17 = 1,816.08 : x
  2. Step 2: Convert to fraction form
    4,155.57/6,235.17 = 1,816.08/x
  3. Step 3: Cross multiply
    4,155.57x = 6,235.17 × 1,816.08
  4. Step 4: Simplify right side
    4,155.57x = 11,323,567.53
  5. Step 5: Solve for x
    x = 11,323,567.53/4,155.57
  6. Step 6: Final answer
    x = 2,724.91

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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.