Home / 4,784.58-6,603.03-2,768.40

Finding the Fourth Proportional to 4,784.58, 6,603.03 and 2,768.40

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Solution

The fourth proportional to 4,784.58, 6,603.03 and 2,768.40 is: 3,820.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.58 : 6,603.03 = 2,768.40 : x
  2. Step 2: Convert to fraction form
    4,784.58/6,603.03 = 2,768.40/x
  3. Step 3: Cross multiply
    4,784.58x = 6,603.03 × 2,768.40
  4. Step 4: Simplify right side
    4,784.58x = 18,279,828.25
  5. Step 5: Solve for x
    x = 18,279,828.25/4,784.58
  6. Step 6: Final answer
    x = 3,820.57

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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.