Home / 4,789.32-6,603.54-4,125.02

Finding the Fourth Proportional to 4,789.32, 6,603.54 and 4,125.02

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Solution

The fourth proportional to 4,789.32, 6,603.54 and 4,125.02 is: 5,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.32 : 6,603.54 = 4,125.02 : x
  2. Step 2: Convert to fraction form
    4,789.32/6,603.54 = 4,125.02/x
  3. Step 3: Cross multiply
    4,789.32x = 6,603.54 × 4,125.02
  4. Step 4: Simplify right side
    4,789.32x = 27,239,734.57
  5. Step 5: Solve for x
    x = 27,239,734.57/4,789.32
  6. Step 6: Final answer
    x = 5,687.60

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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.