Home / 4,913.53-6,780.67-2,675.40

Finding the Fourth Proportional to 4,913.53, 6,780.67 and 2,675.40

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Solution

The fourth proportional to 4,913.53, 6,780.67 and 2,675.40 is: 3,692.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.53 : 6,780.67 = 2,675.40 : x
  2. Step 2: Convert to fraction form
    4,913.53/6,780.67 = 2,675.40/x
  3. Step 3: Cross multiply
    4,913.53x = 6,780.67 × 2,675.40
  4. Step 4: Simplify right side
    4,913.53x = 18,141,004.52
  5. Step 5: Solve for x
    x = 18,141,004.52/4,913.53
  6. Step 6: Final answer
    x = 3,692.05

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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.