Home / 3,081.04-4,590.98-2,932.40

Finding the Fourth Proportional to 3,081.04, 4,590.98 and 2,932.40

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Solution

The fourth proportional to 3,081.04, 4,590.98 and 2,932.40 is: 4,369.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.04 : 4,590.98 = 2,932.40 : x
  2. Step 2: Convert to fraction form
    3,081.04/4,590.98 = 2,932.40/x
  3. Step 3: Cross multiply
    3,081.04x = 4,590.98 × 2,932.40
  4. Step 4: Simplify right side
    3,081.04x = 13,462,589.75
  5. Step 5: Solve for x
    x = 13,462,589.75/3,081.04
  6. Step 6: Final answer
    x = 4,369.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.