Home / 2,913.04-4,019.33-2,442.83

Finding the Fourth Proportional to 2,913.04, 4,019.33 and 2,442.83

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Solution

The fourth proportional to 2,913.04, 4,019.33 and 2,442.83 is: 3,370.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913.04 : 4,019.33 = 2,442.83 : x
  2. Step 2: Convert to fraction form
    2,913.04/4,019.33 = 2,442.83/x
  3. Step 3: Cross multiply
    2,913.04x = 4,019.33 × 2,442.83
  4. Step 4: Simplify right side
    2,913.04x = 9,818,539.90
  5. Step 5: Solve for x
    x = 9,818,539.90/2,913.04
  6. Step 6: Final answer
    x = 3,370.55

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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.