Home / 4,784.14-6,601.85-2,688.13

Finding the Fourth Proportional to 4,784.14, 6,601.85 and 2,688.13

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Solution

The fourth proportional to 4,784.14, 6,601.85 and 2,688.13 is: 3,709.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.14 : 6,601.85 = 2,688.13 : x
  2. Step 2: Convert to fraction form
    4,784.14/6,601.85 = 2,688.13/x
  3. Step 3: Cross multiply
    4,784.14x = 6,601.85 × 2,688.13
  4. Step 4: Simplify right side
    4,784.14x = 17,746,604.75
  5. Step 5: Solve for x
    x = 17,746,604.75/4,784.14
  6. Step 6: Final answer
    x = 3,709.47

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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.