Home / 4,784.75-6,603.58-2,688.88

Finding the Fourth Proportional to 4,784.75, 6,603.58 and 2,688.88

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Solution

The fourth proportional to 4,784.75, 6,603.58 and 2,688.88 is: 3,711.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.75 : 6,603.58 = 2,688.88 : x
  2. Step 2: Convert to fraction form
    4,784.75/6,603.58 = 2,688.88/x
  3. Step 3: Cross multiply
    4,784.75x = 6,603.58 × 2,688.88
  4. Step 4: Simplify right side
    4,784.75x = 17,756,187.73
  5. Step 5: Solve for x
    x = 17,756,187.73/4,784.75
  6. Step 6: Final answer
    x = 3,711.00

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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.