Home / 4,785.31-6,603.53-2,660.99

Finding the Fourth Proportional to 4,785.31, 6,603.53 and 2,660.99

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Solution

The fourth proportional to 4,785.31, 6,603.53 and 2,660.99 is: 3,672.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.31 : 6,603.53 = 2,660.99 : x
  2. Step 2: Convert to fraction form
    4,785.31/6,603.53 = 2,660.99/x
  3. Step 3: Cross multiply
    4,785.31x = 6,603.53 × 2,660.99
  4. Step 4: Simplify right side
    4,785.31x = 17,571,880.97
  5. Step 5: Solve for x
    x = 17,571,880.97/4,785.31
  6. Step 6: Final answer
    x = 3,672.05

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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.