Home / 4,618.85-6,927-2,151.24

Finding the Fourth Proportional to 4,618.85, 6,927 and 2,151.24

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Solution

The fourth proportional to 4,618.85, 6,927 and 2,151.24 is: 3,226.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618.85 : 6,927 = 2,151.24 : x
  2. Step 2: Convert to fraction form
    4,618.85/6,927 = 2,151.24/x
  3. Step 3: Cross multiply
    4,618.85x = 6,927 × 2,151.24
  4. Step 4: Simplify right side
    4,618.85x = 14,901,639.48
  5. Step 5: Solve for x
    x = 14,901,639.48/4,618.85
  6. Step 6: Final answer
    x = 3,226.27

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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.