Home / 4,928.72-6,801.23-2,803.69

Finding the Fourth Proportional to 4,928.72, 6,801.23 and 2,803.69

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Solution

The fourth proportional to 4,928.72, 6,801.23 and 2,803.69 is: 3,868.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.72 : 6,801.23 = 2,803.69 : x
  2. Step 2: Convert to fraction form
    4,928.72/6,801.23 = 2,803.69/x
  3. Step 3: Cross multiply
    4,928.72x = 6,801.23 × 2,803.69
  4. Step 4: Simplify right side
    4,928.72x = 19,068,492.51
  5. Step 5: Solve for x
    x = 19,068,492.51/4,928.72
  6. Step 6: Final answer
    x = 3,868.85

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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.