Home / 4,784.00-6,601.84-2,688.12

Finding the Fourth Proportional to 4,784.00, 6,601.84 and 2,688.12

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Solution

The fourth proportional to 4,784.00, 6,601.84 and 2,688.12 is: 3,709.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.00 : 6,601.84 = 2,688.12 : x
  2. Step 2: Convert to fraction form
    4,784.00/6,601.84 = 2,688.12/x
  3. Step 3: Cross multiply
    4,784.00x = 6,601.84 × 2,688.12
  4. Step 4: Simplify right side
    4,784.00x = 17,746,531.42
  5. Step 5: Solve for x
    x = 17,746,531.42/4,784.00
  6. Step 6: Final answer
    x = 3,709.56

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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.