Home / 3,460.91-4,776.08-1,889.04

Finding the Fourth Proportional to 3,460.91, 4,776.08 and 1,889.04

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Solution

The fourth proportional to 3,460.91, 4,776.08 and 1,889.04 is: 2,606.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.91 : 4,776.08 = 1,889.04 : x
  2. Step 2: Convert to fraction form
    3,460.91/4,776.08 = 1,889.04/x
  3. Step 3: Cross multiply
    3,460.91x = 4,776.08 × 1,889.04
  4. Step 4: Simplify right side
    3,460.91x = 9,022,196.72
  5. Step 5: Solve for x
    x = 9,022,196.72/3,460.91
  6. Step 6: Final answer
    x = 2,606.89

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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.