Home / 4,904.52-7,356.72-1,206.78

Finding the Fourth Proportional to 4,904.52, 7,356.72 and 1,206.78

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Solution

The fourth proportional to 4,904.52, 7,356.72 and 1,206.78 is: 1,810.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904.52 : 7,356.72 = 1,206.78 : x
  2. Step 2: Convert to fraction form
    4,904.52/7,356.72 = 1,206.78/x
  3. Step 3: Cross multiply
    4,904.52x = 7,356.72 × 1,206.78
  4. Step 4: Simplify right side
    4,904.52x = 8,877,942.56
  5. Step 5: Solve for x
    x = 8,877,942.56/4,904.52
  6. Step 6: Final answer
    x = 1,810.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.