Home / 2,960.04-4,439.45-1,111.08

Finding the Fourth Proportional to 2,960.04, 4,439.45 and 1,111.08

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Solution

The fourth proportional to 2,960.04, 4,439.45 and 1,111.08 is: 1,666.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960.04 : 4,439.45 = 1,111.08 : x
  2. Step 2: Convert to fraction form
    2,960.04/4,439.45 = 1,111.08/x
  3. Step 3: Cross multiply
    2,960.04x = 4,439.45 × 1,111.08
  4. Step 4: Simplify right side
    2,960.04x = 4,932,586.88
  5. Step 5: Solve for x
    x = 4,932,586.88/2,960.04
  6. Step 6: Final answer
    x = 1,666.39

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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.