Home / 2,412.93-3,322.10-2,102.30

Finding the Fourth Proportional to 2,412.93, 3,322.10 and 2,102.30

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Solution

The fourth proportional to 2,412.93, 3,322.10 and 2,102.30 is: 2,894.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.93 : 3,322.10 = 2,102.30 : x
  2. Step 2: Convert to fraction form
    2,412.93/3,322.10 = 2,102.30/x
  3. Step 3: Cross multiply
    2,412.93x = 3,322.10 × 2,102.30
  4. Step 4: Simplify right side
    2,412.93x = 6,984,023.71
  5. Step 5: Solve for x
    x = 6,984,023.71/2,412.93
  6. Step 6: Final answer
    x = 2,894.42

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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.